625100664540513 has 64 divisors (see below), whose sum is σ = 1053741798162432. Its totient is φ = 321711876541440.

The previous prime is 625100664540433. The next prime is 625100664540563. The reversal of 625100664540513 is 315045466001526.

It is a happy number.

It is not a de Polignac number, because 625100664540513 - 2¹⁰ = 625100664539489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (625100664540563) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 563615256 + ... + 564723257.

It is an arithmetic number, because the mean of its divisors is an integer number (16464715596288).

Almost surely, 2^{625100664540513} is an apocalyptic number.

It is an amenable number.

625100664540513 is a deficient number, since it is larger than the sum of its proper divisors (428641133621919).

625100664540513 is a wasteful number, since it uses less digits than its factorization.

625100664540513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1128338614.

The product of its (nonzero) digits is 2592000, while the sum is 48.

The spelling of 625100664540513 in words is "six hundred twenty-five trillion, one hundred billion, six hundred sixty-four million, five hundred forty thousand, five hundred thirteen".