39155679492379 has 4 divisors (see below), whose sum is σ = 41216504728840. Its totient is φ = 37094854255920.

The previous prime is 39155679492359. The next prime is 39155679492383. The reversal of 39155679492379 is 97329497655193.

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 39155679492379 - 2⁹ = 39155679491867 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 39155679492299 and 39155679492308.

It is not an unprimeable number, because it can be changed into a prime (39155679492359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1030412618202 + ... + 1030412618239.

It is an arithmetic number, because the mean of its divisors is an integer number (10304126182210).

Almost surely, 2^{39155679492379} is an apocalyptic number.

39155679492379 is a deficient number, since it is larger than the sum of its proper divisors (2060825236461).

39155679492379 is a wasteful number, since it uses less digits than its factorization.

39155679492379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2060825236460.

The product of its digits is 3472081200, while the sum is 79.

The spelling of 39155679492379 in words is "thirty-nine trillion, one hundred fifty-five billion, six hundred seventy-nine million, four hundred ninety-two thousand, three hundred seventy-nine".