354456506888 has 64 divisors (see below), whose sum is σ = 737196120000. Its totient is φ = 158413881600.

The previous prime is 354456506861. The next prime is 354456506927. The reversal of 354456506888 is 888605654453.

It is a self number, because there is not a number n which added to its sum of digits gives 354456506888.

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, 15604163 + ... + 15626861.

It is an arithmetic number, because the mean of its divisors is an integer number (11518689375).

Almost surely, 2^354456506888 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 354456506888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (368598060000).

354456506888 is an abundant number, since it is smaller than the sum of its proper divisors (382739613112).

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

354456506888 is a wasteful number, since it uses less digits than its factorization.

354456506888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25686 (or 25682 counting only the distinct ones).

The product of its (nonzero) digits is 110592000, while the sum is 62.

The spelling of 354456506888 in words is "three hundred fifty-four billion, four hundred fifty-six million, five hundred six thousand, eight hundred eighty-eight".