355121314450 has 48 divisors (see below), whose sum is σ = 787707619200. Its totient is φ = 116462142720.

The previous prime is 355121314441. The next prime is 355121314517. The reversal of 355121314450 is 54413121553.

It is a super-2 number, since 2×355121314450² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22049175 + ... + 22065274.

It is an arithmetic number, because the mean of its divisors is an integer number (16410575400).

Almost surely, 2^355121314450 is an apocalyptic number.

355121314450 is an abundant number, since it is smaller than the sum of its proper divisors (432586304750).

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

355121314450 is a wasteful number, since it uses less digits than its factorization.

355121314450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44114491 (or 44114486 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 34.

The spelling of 355121314450 in words is "three hundred fifty-five billion, one hundred twenty-one million, three hundred fourteen thousand, four hundred fifty".