351361835904 has 128 divisors (see below), whose sum is σ = 977711616000. Its totient is φ = 111650273280.

The previous prime is 351361835899. The next prime is 351361835927. The reversal of 351361835904 is 409538163153.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 680049 + ... + 1079439.

It is an arithmetic number, because the mean of its divisors is an integer number (7638372000).

Almost surely, 2^351361835904 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 351361835904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (488855808000).

351361835904 is an abundant number, since it is smaller than the sum of its proper divisors (626349780096).

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

351361835904 is a wasteful number, since it uses less digits than its factorization.

351361835904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399516 (or 399504 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 48.

The spelling of 351361835904 in words is "three hundred fifty-one billion, three hundred sixty-one million, eight hundred thirty-five thousand, nine hundred four".