10042813864 has 8 divisors (see below), whose sum is σ = 18830276010. Its totient is φ = 5021406928.

The previous prime is 10042813853. The next prime is 10042813871. The reversal of 10042813864 is 46831824001.

It can be written as a sum of positive squares in only one way, i.e., 9660924100 + 381889764 = 98290^2 + 19542^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×10042813864² (a number of 21 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 627675859 + ... + 627675874.

Almost surely, 2^10042813864 is an apocalyptic number.

It is an amenable number.

10042813864 is a deficient number, since it is larger than the sum of its proper divisors (8787462146).

10042813864 is a wasteful number, since it uses less digits than its factorization.

10042813864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1255351739 (or 1255351735 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 37.

The spelling of 10042813864 in words is "ten billion, forty-two million, eight hundred thirteen thousand, eight hundred sixty-four".