622315723872 has 48 divisors (see below), whose sum is σ = 1633642283952. Its totient is φ = 207430510080.

The previous prime is 622315723871. The next prime is 622315723877. The reversal of 622315723872 is 278327513226.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (622315723871) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2679922 + ... + 2902862.

It is an arithmetic number, because the mean of its divisors is an integer number (34034214249).

Almost surely, 2^622315723872 is an apocalyptic number.

It is an amenable number.

622315723872 is an abundant number, since it is smaller than the sum of its proper divisors (1011326560080).

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

622315723872 is a wasteful number, since it uses less digits than its factorization.

622315723872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252031 (or 252023 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 48.

The spelling of 622315723872 in words is "six hundred twenty-two billion, three hundred fifteen million, seven hundred twenty-three thousand, eight hundred seventy-two".