622747371135620 has 48 divisors (see below), whose sum is σ = 1309649278968576. Its totient is φ = 248740899120000.

The previous prime is 622747371135569. The next prime is 622747371135661. The reversal of 622747371135620 is 26531173747226.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1737052985 + ... + 1737411455.

It is an arithmetic number, because the mean of its divisors is an integer number (27284359978512).

Almost surely, 2^{622747371135620} is an apocalyptic number.

It is an amenable number.

622747371135620 is an abundant number, since it is smaller than the sum of its proper divisors (686901907832956).

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

622747371135620 is a wasteful number, since it uses less digits than its factorization.

622747371135620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483092 (or 483090 counting only the distinct ones).

The product of its (nonzero) digits is 17781120, while the sum is 56.

The spelling of 622747371135620 in words is "six hundred twenty-two trillion, seven hundred forty-seven billion, three hundred seventy-one million, one hundred thirty-five thousand, six hundred twenty".