10885694990 has 16 divisors (see below), whose sum is σ = 19605827952. Its totient is φ = 4351705344.

The previous prime is 10885694959. The next prime is 10885695077. The reversal of 10885694990 is 9949658801.

It is a super-2 number, since 2×10885694990² (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 in 7 ways as a sum of consecutive naturals, for example, 303764 + ... + 337703.

It is an arithmetic number, because the mean of its divisors is an integer number (1225364247).

Almost surely, 2^10885694990 is an apocalyptic number.

10885694990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10885694990 is a deficient number, since it is larger than the sum of its proper divisors (8720132962).

10885694990 is a wasteful number, since it uses less digits than its factorization.

10885694990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643171.

The product of its (nonzero) digits is 5598720, while the sum is 59.

The spelling of 10885694990 in words is "ten billion, eight hundred eighty-five million, six hundred ninety-four thousand, nine hundred ninety".