1047922993864 has 32 divisors (see below), whose sum is σ = 2071392076800. Its totient is φ = 496271007360.

The previous prime is 1047922993861. The next prime is 1047922993883. The reversal of 1047922993864 is 4683992297401.

It is a junction number, because it is equal to n+sod(n) for n = 1047922993796 and 1047922993805.

It is not an unprimeable number, because it can be changed into a prime (1047922993861) 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, 44940429 + ... + 44963740.

It is an arithmetic number, because the mean of its divisors is an integer number (64731002400).

Almost surely, 2^{1047922993864} is an apocalyptic number.

It is an amenable number.

1047922993864 is a deficient number, since it is larger than the sum of its proper divisors (1023469082936).

1047922993864 is a wasteful number, since it uses less digits than its factorization.

1047922993864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89904253 (or 89904249 counting only the distinct ones).

The product of its (nonzero) digits is 47029248, while the sum is 64.

The spelling of 1047922993864 in words is "one trillion, forty-seven billion, nine hundred twenty-two million, nine hundred ninety-three thousand, eight hundred sixty-four".