620265623004 has 168 divisors, whose sum is σ = 1692807621120. Its totient is φ = 198554522400.

The previous prime is 620265622993. The next prime is 620265623017. The reversal of 620265623004 is 400326562026.

620265623004 is a `hidden beast` number, since 6 + 2 + 0 + 26 + 5 + 623 + 0 + 0 + 4 = 666.

620265623004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 620265623004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 11815687 + ... + 11868065.

It is an arithmetic number, because the mean of its divisors is an integer number (10076235840).

Almost surely, 2^620265623004 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 620265623004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (846403810560).

620265623004 is an abundant number, since it is smaller than the sum of its proper divisors (1072541998116).

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

620265623004 is a wasteful number, since it uses less digits than its factorization.

620265623004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52563 (or 52546 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 620265623004 in words is "six hundred twenty billion, two hundred sixty-five million, six hundred twenty-three thousand, four".