620363457156 has 48 divisors (see below), whose sum is σ = 1536154139520. Its totient is φ = 194180467200.

The previous prime is 620363457089. The next prime is 620363457163. The reversal of 620363457156 is 651754363026.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3373995 + ... + 3553106.

It is an arithmetic number, because the mean of its divisors is an integer number (32003211240).

Almost surely, 2^620363457156 is an apocalyptic number.

It is an amenable number.

620363457156 is an abundant number, since it is smaller than the sum of its proper divisors (915790682364).

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

620363457156 is a wasteful number, since it uses less digits than its factorization.

620363457156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6927564 (or 6927562 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 48.

The spelling of 620363457156 in words is "six hundred twenty billion, three hundred sixty-three million, four hundred fifty-seven thousand, one hundred fifty-six".