651274836012 has 72 divisors (see below), whose sum is σ = 1748260091760. Its totient is φ = 203845662720.

The previous prime is 651274835971. The next prime is 651274836061. The reversal of 651274836012 is 210638472156.

651274836012 is a `hidden beast` number, since 6 + 5 + 1 + 274 + 8 + 360 + 12 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4135789 + ... + 4290372.

Almost surely, 2^651274836012 is an apocalyptic number.

It is an amenable number.

651274836012 is an abundant number, since it is smaller than the sum of its proper divisors (1096985255748).

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

651274836012 is a wasteful number, since it uses less digits than its factorization.

651274836012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8426303 (or 8426298 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 651274836012 in words is "six hundred fifty-one billion, two hundred seventy-four million, eight hundred thirty-six thousand, twelve".