12356906670 has 128 divisors (see below), whose sum is σ = 34150377600. Its totient is φ = 3175732224.

The previous prime is 12356906543. The next prime is 12356906713. The reversal of 12356906670 is 7660965321.

12356906670 is a `hidden beast` number, since 1 + 23 + 569 + 0 + 6 + 67 + 0 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5738314 + ... + 5740466.

It is an arithmetic number, because the mean of its divisors is an integer number (266799825).

Almost surely, 2^12356906670 is an apocalyptic number.

12356906670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12356906670, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17075188800).

12356906670 is an abundant number, since it is smaller than the sum of its proper divisors (21793470930).

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

12356906670 is a wasteful number, since it uses less digits than its factorization.

12356906670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2931 (or 2925 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 45.

The spelling of 12356906670 in words is "twelve billion, three hundred fifty-six million, nine hundred six thousand, six hundred seventy".