42500375500520 has 64 divisors (see below), whose sum is σ = 109438678540800. Its totient is φ = 14551290823680.

The previous prime is 42500375500519. The next prime is 42500375500591. The reversal of 42500375500520 is 2500557300524.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105352961 + ... + 105755600.

It is an arithmetic number, because the mean of its divisors is an integer number (1709979352200).

Almost surely, 2^{42500375500520} is an apocalyptic number.

42500375500520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42500375500520 is an abundant number, since it is smaller than the sum of its proper divisors (66938303040280).

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

42500375500520 is a wasteful number, since it uses less digits than its factorization.

42500375500520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211109298 (or 211109294 counting only the distinct ones).

The product of its (nonzero) digits is 210000, while the sum is 38.

The spelling of 42500375500520 in words is "forty-two trillion, five hundred billion, three hundred seventy-five million, five hundred thousand, five hundred twenty".