145412540520524 has 24 divisors (see below), whose sum is σ = 256015868847648. Its totient is φ = 72265217921280.

The previous prime is 145412540520491. The next prime is 145412540520547. The reversal of 145412540520524 is 425025045214541.

145412540520524 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×145412540520524² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58439 + ... + 17053694.

It is an arithmetic number, because the mean of its divisors is an integer number (10667327868652).

Almost surely, 2^{145412540520524} is an apocalyptic number.

It is an amenable number.

145412540520524 is a deficient number, since it is larger than the sum of its proper divisors (110603328327124).

145412540520524 is a wasteful number, since it uses less digits than its factorization.

145412540520524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17125025 (or 17125023 counting only the distinct ones).

The product of its (nonzero) digits is 1280000, while the sum is 44.

The spelling of 145412540520524 in words is "one hundred forty-five trillion, four hundred twelve billion, five hundred forty million, five hundred twenty thousand, five hundred twenty-four".