377640113431 has 4 divisors (see below), whose sum is σ = 431588701072. Its totient is φ = 323691525792.

The previous prime is 377640113419. The next prime is 377640113449. The reversal of 377640113431 is 134311046773.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 377640113431 - 2⁵ = 377640113399 is a prime.

It is a super-2 number, since 2×377640113431² (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 (377643113431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26974293810 + ... + 26974293823.

It is an arithmetic number, because the mean of its divisors is an integer number (107897175268).

Almost surely, 2^377640113431 is an apocalyptic number.

377640113431 is a deficient number, since it is larger than the sum of its proper divisors (53948587641).

377640113431 is an equidigital number, since it uses as much as digits as its factorization.

377640113431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53948587640.

The product of its (nonzero) digits is 127008, while the sum is 40.

The spelling of 377640113431 in words is "three hundred seventy-seven billion, six hundred forty million, one hundred thirteen thousand, four hundred thirty-one".