623761925796 has 405 divisors, whose sum is σ = 1814373409849. Its totient is φ = 186819139584.

The previous prime is 623761925753. The next prime is 623761925797. The reversal of 623761925796 is 697529167326.

The square root of 623761925796 is 789786.

It is a perfect power (a square), and thus also a powerful number.

623761925796 is a `hidden beast` number, since 6 + 2 + 3 + 7 + 619 + 2 + 5 + 7 + 9 + 6 = 666.

It can be written as a sum of positive squares in 13 ways, for example, as 319349312100 + 304412613696 = 565110^2 + 551736^2 .

It is a super-2 number, since 2×623761925796² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

Its product of digits (51438240) is a multiple of the sum of its prime divisors (140).

It is not an unprimeable number, because it can be changed into a prime (623761925797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 134 ways as a sum of consecutive naturals, for example, 7008560920 + ... + 7008561008.

Almost surely, 2^623761925796 is an apocalyptic number.

623761925796 is the 789786-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 623761925796

623761925796 is an abundant number, since it is smaller than the sum of its proper divisors (1190611484053).

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

623761925796 is a wasteful number, since it uses less digits than its factorization.

623761925796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286 (or 140 counting only the distinct ones).

The product of its digits is 51438240, while the sum is 63.

The spelling of 623761925796 in words is "six hundred twenty-three billion, seven hundred sixty-one million, nine hundred twenty-five thousand, seven hundred ninety-six".