623271402720 has 576 divisors, whose sum is σ = 2330037964800. Its totient is φ = 151228661760.

The previous prime is 623271402709. The next prime is 623271402737. The reversal of 623271402720 is 27204172326.

It is a happy number.

623271402720 is a `hidden beast` number, since 62 + 327 + 1 + 4 + 0 + 272 + 0 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 60571336 + ... + 60581624.

It is an arithmetic number, because the mean of its divisors is an integer number (4045204800).

Almost surely, 2^623271402720 is an apocalyptic number.

623271402720 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 623271402720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1165018982400).

623271402720 is an abundant number, since it is smaller than the sum of its proper divisors (1706766562080).

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

623271402720 is a wasteful number, since it uses less digits than its factorization.

623271402720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10423 (or 10412 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 36.

The spelling of 623271402720 in words is "six hundred twenty-three billion, two hundred seventy-one million, four hundred two thousand, seven hundred twenty".