340430312354556 has 96 divisors (see below), whose sum is σ = 809917375292928. Its totient is φ = 111254210346240.

The previous prime is 340430312354537. The next prime is 340430312354659. The reversal of 340430312354556 is 655453213034043.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15272085771 + ... + 15272108061.

It is an arithmetic number, because the mean of its divisors is an integer number (8436639325968).

Almost surely, 2^{340430312354556} is an apocalyptic number.

It is an amenable number.

340430312354556 is an abundant number, since it is smaller than the sum of its proper divisors (469487062938372).

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

340430312354556 is a wasteful number, since it uses less digits than its factorization.

340430312354556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38851 (or 38849 counting only the distinct ones).

The product of its (nonzero) digits is 7776000, while the sum is 48.

Adding to 340430312354556 its reverse (655453213034043), we get a palindrome (995883525388599).

The spelling of 340430312354556 in words is "three hundred forty trillion, four hundred thirty billion, three hundred twelve million, three hundred fifty-four thousand, five hundred fifty-six".