47373770961556 has 24 divisors (see below), whose sum is σ = 89282145102080. Its totient is φ = 21864619606752.

The previous prime is 47373770961547. The next prime is 47373770961563. The reversal of 47373770961556 is 65516907737374.

It is a super-2 number, since 2×47373770961556² (a number of 28 digits) contains 22 as substring.

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, 1764565 + ... + 9892483.

Almost surely, 2^{47373770961556} is an apocalyptic number.

It is an amenable number.

47373770961556 is a deficient number, since it is larger than the sum of its proper divisors (41908374140524).

47373770961556 is a wasteful number, since it uses less digits than its factorization.

47373770961556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8240023 (or 8240021 counting only the distinct ones).

The product of its (nonzero) digits is 700131600, while the sum is 70.

The spelling of 47373770961556 in words is "forty-seven trillion, three hundred seventy-three billion, seven hundred seventy million, nine hundred sixty-one thousand, five hundred fifty-six".