145331442495 has 12 divisors (see below), whose sum is σ = 251907833736. Its totient is φ = 77510102640.

The previous prime is 145331442467. The next prime is 145331442523. The reversal of 145331442495 is 594244133541.

It is a happy number.

145331442495 is a `hidden beast` number, since 1 + 4 + 533 + 1 + 4 + 4 + 24 + 95 = 666.

It is an interprime number because it is at equal distance from previous prime (145331442467) and next prime (145331442523).

It is not a de Polignac number, because 145331442495 - 2¹⁰ = 145331441471 is a prime.

It is a super-2 number, since 2×145331442495² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 3229587611 = 145331442495 / (1 + 4 + 5 + 3 + 3 + 1 + 4 + 4 + 2 + 4 + 9 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 145331442495.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1614793761 + ... + 1614793850.

It is an arithmetic number, because the mean of its divisors is an integer number (20992319478).

Almost surely, 2^145331442495 is an apocalyptic number.

145331442495 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

145331442495 is a deficient number, since it is larger than the sum of its proper divisors (106576391241).

145331442495 is a wasteful number, since it uses less digits than its factorization.

145331442495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3229587622 (or 3229587619 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 45.

The spelling of 145331442495 in words is "one hundred forty-five billion, three hundred thirty-one million, four hundred forty-two thousand, four hundred ninety-five".