10005550012 has 6 divisors (see below), whose sum is σ = 17509712528. Its totient is φ = 5002775004.

The previous prime is 10005549973. The next prime is 10005550031. The reversal of 10005550012 is 21005550001.

It is a super-2 number, since 2×10005550012² (a number of 21 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 as a sum of consecutive naturals, namely, 1250693748 + ... + 1250693755.

Almost surely, 2^10005550012 is an apocalyptic number.

It is an amenable number.

10005550012 is a deficient number, since it is larger than the sum of its proper divisors (7504162516).

10005550012 is a wasteful number, since it uses less digits than its factorization.

10005550012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2501387507 (or 2501387505 counting only the distinct ones).

The product of its (nonzero) digits is 250, while the sum is 19.

The spelling of 10005550012 in words is "ten billion, five million, five hundred fifty thousand, twelve".