61032811264 has 18 divisors (see below), whose sum is σ = 121827213620. Its totient is φ = 30516405504.

The previous prime is 61032811241. The next prime is 61032811283. The reversal of 61032811264 is 46211823016.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 119204454 + ... + 119204965.

Almost surely, 2^61032811264 is an apocalyptic number.

61032811264 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

61032811264 is a deficient number, since it is larger than the sum of its proper divisors (60794402356).

61032811264 is an equidigital number, since it uses as much as digits as its factorization.

61032811264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238409435 (or 238409421 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 34.

The spelling of 61032811264 in words is "sixty-one billion, thirty-two million, eight hundred eleven thousand, two hundred sixty-four".