10646206416 has 30 divisors (see below), whose sum is σ = 29794591970. Its totient is φ = 3548735424.

The previous prime is 10646206393. The next prime is 10646206421. The reversal of 10646206416 is 61460264601.

10646206416 is a `hidden beast` number, since 1 + 0 + 6 + 4 + 6 + 2 + 0 + 641 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 10489856400 + 156350016 = 102420^2 + 12504^2 .

It is a super-2 number, since 2×10646206416² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 36965851 + ... + 36966138.

Almost surely, 2^10646206416 is an apocalyptic number.

10646206416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

10646206416 is an abundant number, since it is smaller than the sum of its proper divisors (19148385554).

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

10646206416 is a wasteful number, since it uses less digits than its factorization.

10646206416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73932003 (or 73931994 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The spelling of 10646206416 in words is "ten billion, six hundred forty-six million, two hundred six thousand, four hundred sixteen".