651227233554752 has 56 divisors (see below), whose sum is σ = 1336917094816800. Its totient is φ = 314367521803776.

The previous prime is 651227233554749. The next prime is 651227233554817. The reversal of 651227233554752 is 257455332722156.

It is a junction number, because it is equal to n+sod(n) for n = 651227233554691 and 651227233554700.

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, 22316399 + ... + 42432017.

It is an arithmetic number, because the mean of its divisors is an integer number (23873519550300).

Almost surely, 2^{651227233554752} is an apocalyptic number.

It is an amenable number.

651227233554752 is an abundant number, since it is smaller than the sum of its proper divisors (685689861262048).

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

651227233554752 is a wasteful number, since it uses less digits than its factorization.

651227233554752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20133103 (or 20133093 counting only the distinct ones).

The product of its digits is 105840000, while the sum is 59.

The spelling of 651227233554752 in words is "six hundred fifty-one trillion, two hundred twenty-seven billion, two hundred thirty-three million, five hundred fifty-four thousand, seven hundred fifty-two".