42162512520 has 64 divisors (see below), whose sum is σ = 126604293120. Its totient is φ = 11232958464.

The previous prime is 42162512503. The next prime is 42162512599. The reversal of 42162512520 is 2521526124.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 31177 + ... + 292056.

It is an arithmetic number, because the mean of its divisors is an integer number (1978192080).

Almost surely, 2^42162512520 is an apocalyptic number.

42162512520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42162512520 is an abundant number, since it is smaller than the sum of its proper divisors (84441780600).

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

42162512520 is a wasteful number, since it uses less digits than its factorization.

42162512520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324334 (or 324330 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The spelling of 42162512520 in words is "forty-two billion, one hundred sixty-two million, five hundred twelve thousand, five hundred twenty".