651798703916 has 6 divisors (see below), whose sum is σ = 1140647731860. Its totient is φ = 325899351956.

The previous prime is 651798703903. The next prime is 651798703943. The reversal of 651798703916 is 619307897156.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81474837986 + ... + 81474837993.

It is an arithmetic number, because the mean of its divisors is an integer number (190107955310).

Almost surely, 2^651798703916 is an apocalyptic number.

It is an amenable number.

651798703916 is a deficient number, since it is larger than the sum of its proper divisors (488849027944).

651798703916 is a wasteful number, since it uses less digits than its factorization.

651798703916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162949675983 (or 162949675981 counting only the distinct ones).

The product of its (nonzero) digits is 17146080, while the sum is 62.

The spelling of 651798703916 in words is "six hundred fifty-one billion, seven hundred ninety-eight million, seven hundred three thousand, nine hundred sixteen".