354516440140 has 24 divisors (see below), whose sum is σ = 744502973760. Its totient is φ = 141803061888.

The previous prime is 354516440129. The next prime is 354516440153. The reversal of 354516440140 is 41044615453.

It is a self number, because there is not a number n which added to its sum of digits gives 354516440140.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 701901 + ... + 1096219.

It is an arithmetic number, because the mean of its divisors is an integer number (31020957240).

Almost surely, 2^354516440140 is an apocalyptic number.

It is an amenable number.

354516440140 is an abundant number, since it is smaller than the sum of its proper divisors (389986533620).

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

354516440140 is a wasteful number, since it uses less digits than its factorization.

354516440140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439281 (or 439279 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 37.

The spelling of 354516440140 in words is "three hundred fifty-four billion, five hundred sixteen million, four hundred forty thousand, one hundred forty".