651065601625 has 32 divisors (see below), whose sum is σ = 824042419200. Its totient is φ = 513498956800.

The previous prime is 651065601601. The next prime is 651065601691. The reversal of 651065601625 is 526106560156.

651065601625 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 651065601625 - 2¹⁹ = 651065077337 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4904121 + ... + 5035129.

It is an arithmetic number, because the mean of its divisors is an integer number (25751325600).

Almost surely, 2^651065601625 is an apocalyptic number.

It is an amenable number.

651065601625 is a deficient number, since it is larger than the sum of its proper divisors (172976817575).

651065601625 is a wasteful number, since it uses less digits than its factorization.

651065601625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131586 (or 131576 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 43.

The spelling of 651065601625 in words is "six hundred fifty-one billion, sixty-five million, six hundred one thousand, six hundred twenty-five".