625422556364622 has 16 divisors (see below), whose sum is σ = 1250856845704272. Its totient is φ = 208472229959040.

The previous prime is 625422556364467. The next prime is 625422556364647. The reversal of 625422556364622 is 226463655224526.

It is a happy number.

It is a super-2 number, since 2×625422556364622² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 488180923 + ... + 489460374.

It is an arithmetic number, because the mean of its divisors is an integer number (78178552856517).

Almost surely, 2^{625422556364622} is an apocalyptic number.

625422556364622 is an abundant number, since it is smaller than the sum of its proper divisors (625434289339650).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

625422556364622 is a wasteful number, since it uses less digits than its factorization.

625422556364622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 977747923.

The product of its digits is 248832000, while the sum is 60.

The spelling of 625422556364622 in words is "six hundred twenty-five trillion, four hundred twenty-two billion, five hundred fifty-six million, three hundred sixty-four thousand, six hundred twenty-two".