625422362457 has 16 divisors (see below), whose sum is σ = 836230752000. Its totient is φ = 415781928144.

The previous prime is 625422362419. The next prime is 625422362459. The reversal of 625422362457 is 754263224526.

It is not a de Polignac number, because 625422362457 - 2¹² = 625422358361 is a prime.

It is a super-2 number, since 2×625422362457² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (625422362459) 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, 2989794 + ... + 3192132.

It is an arithmetic number, because the mean of its divisors is an integer number (52264422000).

Almost surely, 2^625422362457 is an apocalyptic number.

It is an amenable number.

625422362457 is a deficient number, since it is larger than the sum of its proper divisors (210808389543).

625422362457 is a wasteful number, since it uses less digits than its factorization.

625422362457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205220.

The product of its digits is 4838400, while the sum is 48.

The spelling of 625422362457 in words is "six hundred twenty-five billion, four hundred twenty-two million, three hundred sixty-two thousand, four hundred fifty-seven".