10664162894 has 32 divisors (see below), whose sum is σ = 20429805312. Its totient is φ = 4053528000.

The previous prime is 10664162893. The next prime is 10664162897. The reversal of 10664162894 is 49826146601.

It is a happy number.

It is a super-2 number, since 2×10664162894² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10664162893) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 838172 + ... + 850799.

It is an arithmetic number, because the mean of its divisors is an integer number (638431416).

Almost surely, 2^10664162894 is an apocalyptic number.

10664162894 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

10664162894 is a deficient number, since it is larger than the sum of its proper divisors (9765642418).

10664162894 is a wasteful number, since it uses less digits than its factorization.

10664162894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1689032.

The product of its (nonzero) digits is 497664, while the sum is 47.

The spelling of 10664162894 in words is "ten billion, six hundred sixty-four million, one hundred sixty-two thousand, eight hundred ninety-four".