61924492224 has 140 divisors (see below), whose sum is σ = 209787087664. Its totient is φ = 17692701696.

The previous prime is 61924492207. The next prime is 61924492337. The reversal of 61924492224 is 42229442916.

It is a happy number.

61924492224 is a `hidden beast` number, since 619 + 2 + 4 + 4 + 9 + 2 + 2 + 24 = 666.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 61924492224.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 816949 + ... + 889524.

Almost surely, 2^61924492224 is an apocalyptic number.

61924492224 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

61924492224 is an abundant number, since it is smaller than the sum of its proper divisors (147862595440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61924492224 is a wasteful number, since it uses less digits than its factorization.

61924492224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1706504 (or 1706485 counting only the distinct ones).

The product of its digits is 497664, while the sum is 45.

The spelling of 61924492224 in words is "sixty-one billion, nine hundred twenty-four million, four hundred ninety-two thousand, two hundred twenty-four".