396800636155 has 32 divisors (see below), whose sum is σ = 594694983168. Its totient is φ = 246922905600.

The previous prime is 396800636137. The next prime is 396800636207. The reversal of 396800636155 is 551636008693.

It is not a de Polignac number, because 396800636155 - 2⁵ = 396800636123 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 682662 + ... + 1122331.

It is an arithmetic number, because the mean of its divisors is an integer number (18584218224).

Almost surely, 2^396800636155 is an apocalyptic number.

396800636155 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

396800636155 is a deficient number, since it is larger than the sum of its proper divisors (197894347013).

396800636155 is a wasteful number, since it uses less digits than its factorization.

396800636155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1805587.

The product of its (nonzero) digits is 3499200, while the sum is 52.

The spelling of 396800636155 in words is "three hundred ninety-six billion, eight hundred million, six hundred thirty-six thousand, one hundred fifty-five".