31827464338 has 64 divisors (see below), whose sum is σ = 53392711680. Its totient is φ = 14166403200.

The previous prime is 31827464323. The next prime is 31827464363. The reversal of 31827464338 is 83346472813.

It is a junction number, because it is equal to n+sod(n) for n = 31827464291 and 31827464300.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10962195 + ... + 10965097.

It is an arithmetic number, because the mean of its divisors is an integer number (834261120).

Almost surely, 2^31827464338 is an apocalyptic number.

31827464338 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

31827464338 is a deficient number, since it is larger than the sum of its proper divisors (21565247342).

31827464338 is a wasteful number, since it uses less digits than its factorization.

31827464338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3223.

The product of its digits is 2322432, while the sum is 49.

The spelling of 31827464338 in words is "thirty-one billion, eight hundred twenty-seven million, four hundred sixty-four thousand, three hundred thirty-eight".