47913920957 has 16 divisors (see below), whose sum is σ = 55348261632. Its totient is φ = 40627651200.

The previous prime is 47913920941. The next prime is 47913921001. The reversal of 47913920957 is 75902931974.

It is a cyclic number.

It is not a de Polignac number, because 47913920957 - 2⁴ = 47913920941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47913920917) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 815048 + ... + 871854.

It is an arithmetic number, because the mean of its divisors is an integer number (3459266352).

Almost surely, 2^47913920957 is an apocalyptic number.

It is an amenable number.

47913920957 is a deficient number, since it is larger than the sum of its proper divisors (7434340675).

47913920957 is a wasteful number, since it uses less digits than its factorization.

47913920957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58108.

The product of its (nonzero) digits is 4286520, while the sum is 56.

The spelling of 47913920957 in words is "forty-seven billion, nine hundred thirteen million, nine hundred twenty thousand, nine hundred fifty-seven".