145502560656 has 40 divisors (see below), whose sum is σ = 417646240160. Its totient is φ = 48500853408.

The previous prime is 145502560639. The next prime is 145502560657. The reversal of 145502560656 is 656065205541.

145502560656 is a `hidden beast` number, since 1 + 45 + 502 + 56 + 0 + 6 + 56 = 666.

It is not an unprimeable number, because it can be changed into a prime (145502560657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168405310 + ... + 168406173.

It is an arithmetic number, because the mean of its divisors is an integer number (10441156004).

Almost surely, 2^145502560656 is an apocalyptic number.

145502560656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

145502560656 is an abundant number, since it is smaller than the sum of its proper divisors (272143679504).

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

145502560656 is a wasteful number, since it uses less digits than its factorization.

145502560656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336811500 (or 336811488 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 45.

The spelling of 145502560656 in words is "one hundred forty-five billion, five hundred two million, five hundred sixty thousand, six hundred fifty-six".