425657913336 has 192 divisors, whose sum is σ = 1205804995200. Its totient is φ = 135513471744.

The previous prime is 425657913323. The next prime is 425657913337. The reversal of 425657913336 is 633319756524.

425657913336 is a `hidden beast` number, since 4 + 2 + 5 + 6 + 579 + 1 + 33 + 36 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425657913337) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 138784875 + ... + 138787941.

It is an arithmetic number, because the mean of its divisors is an integer number (6280234350).

Almost surely, 2^425657913336 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 425657913336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (602902497600).

425657913336 is an abundant number, since it is smaller than the sum of its proper divisors (780147081864).

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

425657913336 is a wasteful number, since it uses less digits than its factorization.

425657913336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4058 (or 4051 counting only the distinct ones).

The product of its digits is 12247200, while the sum is 54.

The spelling of 425657913336 in words is "four hundred twenty-five billion, six hundred fifty-seven million, nine hundred thirteen thousand, three hundred thirty-six".