647414140992 has 28 divisors (see below), whose sum is σ = 1712949915216. Its totient is φ = 215804713600.

The previous prime is 647414140981. The next prime is 647414141021. The reversal of 647414140992 is 299041414746.

It is a super-3 number, since 3×647414140992³ (a number of 36 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1685974134 + ... + 1685974517.

Almost surely, 2^647414140992 is an apocalyptic number.

It is an amenable number.

647414140992 is an abundant number, since it is smaller than the sum of its proper divisors (1065535774224).

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

647414140992 is a wasteful number, since it uses less digits than its factorization.

647414140992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3371948666 (or 3371948656 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 51.

The spelling of 647414140992 in words is "six hundred forty-seven billion, four hundred fourteen million, one hundred forty thousand, nine hundred ninety-two".