47774900992 has 72 divisors (see below), whose sum is σ = 117370126496. Its totient is φ = 18899951616.

The previous prime is 47774900977. The next prime is 47774900993. The reversal of 47774900992 is 29900947774.

It is not an unprimeable number, because it can be changed into a prime (47774900993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1002093 + ... + 1048684.

Almost surely, 2^47774900992 is an apocalyptic number.

It is an amenable number.

47774900992 is an abundant number, since it is smaller than the sum of its proper divisors (69595225504).

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

47774900992 is a wasteful number, since it uses less digits than its factorization.

47774900992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2050813 (or 2050799 counting only the distinct ones).

The product of its (nonzero) digits is 8001504, while the sum is 58.

The spelling of 47774900992 in words is "forty-seven billion, seven hundred seventy-four million, nine hundred thousand, nine hundred ninety-two".