620545005300 has 72 divisors (see below), whose sum is σ = 1958665699872. Its totient is φ = 150435152000.

The previous prime is 620545005281. The next prime is 620545005323. The reversal of 620545005300 is 3500545026.

It is a super-2 number, since 2×620545005300² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 94018671 + ... + 94025270.

It is an arithmetic number, because the mean of its divisors is an integer number (27203690276).

Almost surely, 2^620545005300 is an apocalyptic number.

620545005300 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

620545005300 is an abundant number, since it is smaller than the sum of its proper divisors (1338120694572).

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

620545005300 is a wasteful number, since it uses less digits than its factorization.

620545005300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188043969 (or 188043962 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

The spelling of 620545005300 in words is "six hundred twenty billion, five hundred forty-five million, five thousand, three hundred".