641017501125 has 32 divisors (see below), whose sum is σ = 1084139277312. Its totient is φ = 336271464000.

The previous prime is 641017501081. The next prime is 641017501171. The reversal of 641017501125 is 521105710146.

It is not a de Polignac number, because 641017501125 - 2¹¹ = 641017499077 is a prime.

It is a congruent number.

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, 13988437 + ... + 14034186.

It is an arithmetic number, because the mean of its divisors is an integer number (33879352416).

Almost surely, 2^641017501125 is an apocalyptic number.

It is an amenable number.

641017501125 is a deficient number, since it is larger than the sum of its proper divisors (443121776187).

641017501125 is a wasteful number, since it uses less digits than its factorization.

641017501125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28022702 (or 28022692 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 33.

The spelling of 641017501125 in words is "six hundred forty-one billion, seventeen million, five hundred one thousand, one hundred twenty-five".