651245597697 has 16 divisors (see below), whose sum is σ = 884730746880. Its totient is φ = 426020053200.

The previous prime is 651245597671. The next prime is 651245597713. The reversal of 651245597697 is 796795542156.

It is not a de Polignac number, because 651245597697 - 2⁸ = 651245597441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (651245597897) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7200297 + ... + 7290182.

It is an arithmetic number, because the mean of its divisors is an integer number (55295671680).

Almost surely, 2^651245597697 is an apocalyptic number.

It is an amenable number.

651245597697 is a deficient number, since it is larger than the sum of its proper divisors (233485149183).

651245597697 is a wasteful number, since it uses less digits than its factorization.

651245597697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14490764.

The product of its digits is 142884000, while the sum is 66.

The spelling of 651245597697 in words is "six hundred fifty-one billion, two hundred forty-five million, five hundred ninety-seven thousand, six hundred ninety-seven".