15677063064 has 192 divisors, whose sum is σ = 46464818400. Its totient is φ = 4746221568.

The previous prime is 15677063053. The next prime is 15677063069. The reversal of 15677063064 is 46036077651.

15677063064 is a `hidden beast` number, since 1 + 5 + 6 + 7 + 7 + 0 + 630 + 6 + 4 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15677063069) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 25574022 + ... + 25574634.

Almost surely, 2^15677063064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15677063064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23232409200).

15677063064 is an abundant number, since it is smaller than the sum of its proper divisors (30787755336).

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

15677063064 is a wasteful number, since it uses less digits than its factorization.

15677063064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1034 (or 1027 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 45.

The spelling of 15677063064 in words is "fifteen billion, six hundred seventy-seven million, sixty-three thousand, sixty-four".