379996859877 has 16 divisors (see below), whose sum is σ = 511311149568. Its totient is φ = 251016297840.

The previous prime is 379996859873. The next prime is 379996859881. The reversal of 379996859877 is 778958699973.

It is an interprime number because it is at equal distance from previous prime (379996859873) and next prime (379996859881).

It is not a de Polignac number, because 379996859877 - 2² = 379996859873 is a prime.

It is a super-2 number, since 2×379996859877² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 379996859793 and 379996859802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (379996859873) 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 15 ways as a sum of consecutive naturals, for example, 1011993 + ... + 1335710.

It is an arithmetic number, because the mean of its divisors is an integer number (31956946848).

Almost surely, 2^379996859877 is an apocalyptic number.

It is an amenable number.

379996859877 is a deficient number, since it is larger than the sum of its proper divisors (131314289691).

379996859877 is a wasteful number, since it uses less digits than its factorization.

379996859877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2348200.

The product of its digits is 12962436480, while the sum is 87.

The spelling of 379996859877 in words is "three hundred seventy-nine billion, nine hundred ninety-six million, eight hundred fifty-nine thousand, eight hundred seventy-seven".