331877607442 has 64 divisors (see below), whose sum is σ = 532686680064. Its totient is φ = 154843254720.

The previous prime is 331877607359. The next prime is 331877607449. The reversal of 331877607442 is 244706778133.

It is a happy number.

It is a super-3 number, since 3×331877607442³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 331877607442.

It is not an unprimeable number, because it can be changed into a prime (331877607449) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 70564863 + ... + 70569565.

It is an arithmetic number, because the mean of its divisors is an integer number (8323229376).

Almost surely, 2^331877607442 is an apocalyptic number.

331877607442 is a deficient number, since it is larger than the sum of its proper divisors (200809072622).

331877607442 is a wasteful number, since it uses less digits than its factorization.

331877607442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5183.

The product of its (nonzero) digits is 4741632, while the sum is 52.

The spelling of 331877607442 in words is "three hundred thirty-one billion, eight hundred seventy-seven million, six hundred seven thousand, four hundred forty-two".