355401259128 has 48 divisors (see below), whose sum is σ = 995736292200. Its totient is φ = 114382013760.

The previous prime is 355401259121. The next prime is 355401259177. The reversal of 355401259128 is 821952104553.

355401259128 is a `hidden beast` number, since 3 + 5 + 5 + 40 + 12 + 591 + 2 + 8 = 666.

355401259128 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (355401259121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 85103578 + ... + 85107753.

Almost surely, 2^355401259128 is an apocalyptic number.

It is an amenable number.

355401259128 is an abundant number, since it is smaller than the sum of its proper divisors (640335033072).

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

355401259128 is a wasteful number, since it uses less digits than its factorization.

355401259128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170211372 (or 170211365 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 45.

The spelling of 355401259128 in words is "three hundred fifty-five billion, four hundred one million, two hundred fifty-nine thousand, one hundred twenty-eight".