472660674646140 has 144 divisors (see below), whose sum is σ = 1491913303721568. Its totient is φ = 125612665830144.

The previous prime is 472660674646133. The next prime is 472660674646141. The reversal of 472660674646140 is 41646476066274.

472660674646140 is a `hidden beast` number, since 4 + 7 + 2 + 6 + 6 + 0 + 6 + 7 + 4 + 6 + 4 + 614 + 0 = 666.

It is a super-2 number, since 2×472660674646140² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (472660674646141) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 164540667 + ... + 167388626.

It is an arithmetic number, because the mean of its divisors is an integer number (10360509053622).

Almost surely, 2^{472660674646140} is an apocalyptic number.

It is an amenable number.

472660674646140 is an abundant number, since it is smaller than the sum of its proper divisors (1019252629075428).

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

472660674646140 is a wasteful number, since it uses less digits than its factorization.

472660674646140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331929610 (or 331929596 counting only the distinct ones).

The product of its (nonzero) digits is 195084288, while the sum is 63.

The spelling of 472660674646140 in words is "four hundred seventy-two trillion, six hundred sixty billion, six hundred seventy-four million, six hundred forty-six thousand, one hundred forty".