61464706684 has 6 divisors (see below), whose sum is σ = 107563236704. Its totient is φ = 30732353340.

The previous prime is 61464706661. The next prime is 61464706687. The reversal of 61464706684 is 48660746416.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61464706687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7683088332 + ... + 7683088339.

Almost surely, 2^61464706684 is an apocalyptic number.

It is an amenable number.

61464706684 is a deficient number, since it is larger than the sum of its proper divisors (46098530020).

61464706684 is a wasteful number, since it uses less digits than its factorization.

61464706684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15366176675 (or 15366176673 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 52.

The spelling of 61464706684 in words is "sixty-one billion, four hundred sixty-four million, seven hundred six thousand, six hundred eighty-four".