377638355613 has 8 divisors (see below), whose sum is σ = 530018744800. Its totient is φ = 238508435088.

The previous prime is 377638355603. The next prime is 377638355617. The reversal of 377638355613 is 316553836773.

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

It is not a de Polignac number, because 377638355613 - 2⁵ = 377638355581 is a prime.

It is a super-2 number, since 2×377638355613² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (57), and also a Moran number because the ratio is a prime number: 6625234309 = 377638355613 / (3 + 7 + 7 + 6 + 3 + 8 + 3 + 5 + 5 + 6 + 1 + 3).

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (377638355617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3312617098 + ... + 3312617211.

It is an arithmetic number, because the mean of its divisors is an integer number (66252343100).

Almost surely, 2^377638355613 is an apocalyptic number.

It is an amenable number.

377638355613 is a deficient number, since it is larger than the sum of its proper divisors (152380389187).

377638355613 is a wasteful number, since it uses less digits than its factorization.

377638355613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6625234331.

The product of its digits is 28576800, while the sum is 57.

The spelling of 377638355613 in words is "three hundred seventy-seven billion, six hundred thirty-eight million, three hundred fifty-five thousand, six hundred thirteen".