354934512128 has 80 divisors (see below), whose sum is σ = 827027572800. Its totient is φ = 152114715648.

The previous prime is 354934512091. The next prime is 354934512131. The reversal of 354934512128 is 821215439453.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 834926 + ... + 1186157.

It is an arithmetic number, because the mean of its divisors is an integer number (10337844660).

Almost surely, 2^354934512128 is an apocalyptic number.

It is an amenable number.

354934512128 is an abundant number, since it is smaller than the sum of its proper divisors (472093060672).

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

354934512128 is an frugal number, since it uses more digits than its factorization.

354934512128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2021122 (or 2021092 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 47.

The spelling of 354934512128 in words is "three hundred fifty-four billion, nine hundred thirty-four million, five hundred twelve thousand, one hundred twenty-eight".