10989044905930 has 48 divisors (see below), whose sum is σ = 24779692483560. Its totient is φ = 3477851572608.

The previous prime is 10989044905913. The next prime is 10989044905933. The reversal of 10989044905930 is 3950944098901.

It can be written as a sum of positive squares in 4 ways, for example, as 6287160071241 + 4701884834689 = 2507421^2 + 2168383^2 .

It is not an unprimeable number, because it can be changed into a prime (10989044905933) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 862556025 + ... + 862568764.

Almost surely, 2^{10989044905930} is an apocalyptic number.

10989044905930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10989044905930 is an abundant number, since it is smaller than the sum of its proper divisors (13790647577630).

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

10989044905930 is a wasteful number, since it uses less digits than its factorization.

10989044905930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1725124823 (or 1725124816 counting only the distinct ones).

The product of its (nonzero) digits is 12597120, while the sum is 61.

The spelling of 10989044905930 in words is "ten trillion, nine hundred eighty-nine billion, forty-four million, nine hundred five thousand, nine hundred thirty".