622645633404462 has 16 divisors (see below), whose sum is σ = 1245389406394320. Its totient is φ = 207532187870592.

The previous prime is 622645633404449. The next prime is 622645633404469. The reversal of 622645633404462 is 264404336546226.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (622645633404469) 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, 4089066913 + ... + 4089219180.

It is an arithmetic number, because the mean of its divisors is an integer number (77836837899645).

Almost surely, 2^{622645633404462} is an apocalyptic number.

622645633404462 is an abundant number, since it is smaller than the sum of its proper divisors (622743772989858).

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

622645633404462 is a wasteful number, since it uses less digits than its factorization.

622645633404462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8178298787.

The product of its (nonzero) digits is 119439360, while the sum is 57.

The spelling of 622645633404462 in words is "six hundred twenty-two trillion, six hundred forty-five billion, six hundred thirty-three million, four hundred four thousand, four hundred sixty-two".