53964708678 has 16 divisors (see below), whose sum is σ = 119921574960. Its totient is φ = 17988236208.

The previous prime is 53964708641. The next prime is 53964708683. The reversal of 53964708678 is 87680746935.

53964708678 is a `hidden beast` number, since 5 + 3 + 96 + 470 + 8 + 6 + 78 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 499673175 + ... + 499673282.

It is an arithmetic number, because the mean of its divisors is an integer number (7495098435).

Almost surely, 2^53964708678 is an apocalyptic number.

53964708678 is an abundant number, since it is smaller than the sum of its proper divisors (65956866282).

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

53964708678 is a wasteful number, since it uses less digits than its factorization.

53964708678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 999346468 (or 999346462 counting only the distinct ones).

The product of its (nonzero) digits is 60963840, while the sum is 63.

The spelling of 53964708678 in words is "fifty-three billion, nine hundred sixty-four million, seven hundred eight thousand, six hundred seventy-eight".