42059891676 has 24 divisors (see below), whose sum is σ = 107061542784. Its totient is φ = 12745421680.

The previous prime is 42059891651. The next prime is 42059891677. The reversal of 42059891676 is 67619895024.

42059891676 = 24134² + 24135² + ... + 24205².

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42059891677) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159317640 + ... + 159317903.

It is an arithmetic number, because the mean of its divisors is an integer number (4460897616).

Almost surely, 2^42059891676 is an apocalyptic number.

It is an amenable number.

42059891676 is an abundant number, since it is smaller than the sum of its proper divisors (65001651108).

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

42059891676 is a wasteful number, since it uses less digits than its factorization.

42059891676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318635561 (or 318635559 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 57.

The spelling of 42059891676 in words is "forty-two billion, fifty-nine million, eight hundred ninety-one thousand, six hundred seventy-six".