145851514950 has 24 divisors (see below), whose sum is σ = 361711757448. Its totient is φ = 38893737280.

The previous prime is 145851514931. The next prime is 145851514957. The reversal of 145851514950 is 59415158541.

It is a happy number.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 145851514950.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145851514957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 486171567 + ... + 486171866.

It is an arithmetic number, because the mean of its divisors is an integer number (15071323227).

Almost surely, 2^145851514950 is an apocalyptic number.

145851514950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145851514950 is an abundant number, since it is smaller than the sum of its proper divisors (215860242498).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145851514950 is a wasteful number, since it uses less digits than its factorization.

145851514950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 972343448 (or 972343443 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 48.

The spelling of 145851514950 in words is "one hundred forty-five billion, eight hundred fifty-one million, five hundred fourteen thousand, nine hundred fifty".