47701856688 has 20 divisors (see below), whose sum is σ = 123229796568. Its totient is φ = 15900618880.

The previous prime is 47701856677. The next prime is 47701856747. The reversal of 47701856688 is 88665810774.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 496894293 + ... + 496894388.

Almost surely, 2^47701856688 is an apocalyptic number.

47701856688 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

47701856688 is an abundant number, since it is smaller than the sum of its proper divisors (75527939880).

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

47701856688 is a wasteful number, since it uses less digits than its factorization.

47701856688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 993788692 (or 993788686 counting only the distinct ones).

The product of its (nonzero) digits is 18063360, while the sum is 60.

The spelling of 47701856688 in words is "forty-seven billion, seven hundred one million, eight hundred fifty-six thousand, six hundred eighty-eight".