145526133511 has 8 divisors (see below), whose sum is σ = 162133565184. Its totient is φ = 129481665720.

The previous prime is 145526133499. The next prime is 145526133523. The reversal of 145526133511 is 115331625541.

It is an interprime number because it is at equal distance from previous prime (145526133499) and next prime (145526133523).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 145526133511 - 2¹³ = 145526125319 is a prime.

It is a super-2 number, since 2×145526133511² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145526133551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140740425 + ... + 140741458.

It is an arithmetic number, because the mean of its divisors is an integer number (20266695648).

Almost surely, 2^145526133511 is an apocalyptic number.

145526133511 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

145526133511 is a deficient number, since it is larger than the sum of its proper divisors (16607431673).

145526133511 is a wasteful number, since it uses less digits than its factorization.

145526133511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281481941.

The product of its digits is 54000, while the sum is 37.

The spelling of 145526133511 in words is "one hundred forty-five billion, five hundred twenty-six million, one hundred thirty-three thousand, five hundred eleven".