351025655612856 has 256 divisors, whose sum is σ = 1037780094812160. Its totient is φ = 96823782190080.

The previous prime is 351025655612839. The next prime is 351025655612897. The reversal of 351025655612856 is 658216556520153.

It is a self number, because there is not a number n which added to its sum of digits gives 351025655612856.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12726145641 + ... + 12726173223.

It is an arithmetic number, because the mean of its divisors is an integer number (4053828495360).

Almost surely, 2^{351025655612856} 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 351025655612856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (518890047406080).

351025655612856 is an abundant number, since it is smaller than the sum of its proper divisors (686754439199304).

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

351025655612856 is a wasteful number, since it uses less digits than its factorization.

351025655612856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33434 (or 33430 counting only the distinct ones).

The product of its (nonzero) digits is 64800000, while the sum is 60.

The spelling of 351025655612856 in words is "three hundred fifty-one trillion, twenty-five billion, six hundred fifty-five million, six hundred twelve thousand, eight hundred fifty-six".