354302505402340 has 48 divisors (see below), whose sum is σ = 811721265888960. Its totient is φ = 128829904004480.

The previous prime is 354302505402301. The next prime is 354302505402353. The reversal of 354302505402340 is 43204505203453.

It is a junction number, because it is equal to n+sod(n) for n = 354302505402293 and 354302505402302.

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, 42211795 + ... + 49904314.

It is an arithmetic number, because the mean of its divisors is an integer number (16910859706020).

Almost surely, 2^{354302505402340} is an apocalyptic number.

It is an amenable number.

354302505402340 is an abundant number, since it is smaller than the sum of its proper divisors (457418760486620).

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

354302505402340 is a wasteful number, since it uses less digits than its factorization.

354302505402340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92133612 (or 92133610 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 40.

The spelling of 354302505402340 in words is "three hundred fifty-four trillion, three hundred two billion, five hundred five million, four hundred two thousand, three hundred forty".