42162515456 has 40 divisors (see below), whose sum is σ = 89198152560. Its totient is φ = 19841179648.

The previous prime is 42162515449. The next prime is 42162515467. The reversal of 42162515456 is 65451526124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2413316 + ... + 2430723.

It is an arithmetic number, because the mean of its divisors is an integer number (2229953814).

Almost surely, 2^42162515456 is an apocalyptic number.

It is an amenable number.

42162515456 is an abundant number, since it is smaller than the sum of its proper divisors (47035637104).

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

42162515456 is an equidigital number, since it uses as much as digits as its factorization.

42162515456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4844074 (or 4844058 counting only the distinct ones).

The product of its digits is 288000, while the sum is 41.

The spelling of 42162515456 in words is "forty-two billion, one hundred sixty-two million, five hundred fifteen thousand, four hundred fifty-six".