622675170821640 has 32 divisors (see below), whose sum is σ = 1868025512465280. Its totient is φ = 166046712219072.

The previous prime is 622675170821567. The next prime is 622675170821657. The reversal of 622675170821640 is 46128071576226.

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, 2594479878304 + ... + 2594479878543.

It is an arithmetic number, because the mean of its divisors is an integer number (58375797264540).

Almost surely, 2^{622675170821640} is an apocalyptic number.

622675170821640 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

622675170821640 is an abundant number, since it is smaller than the sum of its proper divisors (1245350341643640).

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

622675170821640 is a wasteful number, since it uses less digits than its factorization.

622675170821640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5188959756861 (or 5188959756857 counting only the distinct ones).

The product of its (nonzero) digits is 13547520, while the sum is 57.

The spelling of 622675170821640 in words is "six hundred twenty-two trillion, six hundred seventy-five billion, one hundred seventy million, eight hundred twenty-one thousand, six hundred forty".