620263044361 has 8 divisors (see below), whose sum is σ = 663251574024. Its totient is φ = 577997011200.

The previous prime is 620263044337. The next prime is 620263044371. The reversal of 620263044361 is 163440362026.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 115124490000 + 505138554361 = 339300^2 + 710731^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 620263044361 - 2²³ = 620254655753 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 620263044361.

It is not an unprimeable number, because it can be changed into a prime (620263044371) 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, 180622350 + ... + 180625783.

It is an arithmetic number, because the mean of its divisors is an integer number (82906446753).

Almost surely, 2^620263044361 is an apocalyptic number.

It is an amenable number.

620263044361 is a deficient number, since it is larger than the sum of its proper divisors (42988529663).

620263044361 is a wasteful number, since it uses less digits than its factorization.

620263044361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361248251.

The product of its (nonzero) digits is 124416, while the sum is 37.

The spelling of 620263044361 in words is "six hundred twenty billion, two hundred sixty-three million, forty-four thousand, three hundred sixty-one".