377640326631 has 8 divisors (see below), whose sum is σ = 503632173184. Its totient is φ = 251704348920.

The previous prime is 377640326573. The next prime is 377640326639. The reversal of 377640326631 is 136623046773.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 377640326631 - 2¹⁰ = 377640325607 is a prime.

It is a super-2 number, since 2×377640326631² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (377640326639) 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, 13951435 + ... + 13978476.

It is an arithmetic number, because the mean of its divisors is an integer number (62954021648).

Almost surely, 2^377640326631 is an apocalyptic number.

377640326631 is a deficient number, since it is larger than the sum of its proper divisors (125991846553).

377640326631 is a wasteful number, since it uses less digits than its factorization.

377640326631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27934421.

The product of its (nonzero) digits is 2286144, while the sum is 48.

The spelling of 377640326631 in words is "three hundred seventy-seven billion, six hundred forty million, three hundred twenty-six thousand, six hundred thirty-one".