16340450554 has 16 divisors (see below), whose sum is σ = 25185663360. Its totient is φ = 7946820000.

The previous prime is 16340450447. The next prime is 16340450587. The reversal of 16340450554 is 45505404361.

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, 376947 + ... + 418054.

It is an arithmetic number, because the mean of its divisors is an integer number (1574103960).

Almost surely, 2^16340450554 is an apocalyptic number.

16340450554 is a deficient number, since it is larger than the sum of its proper divisors (8845212806).

16340450554 is a wasteful number, since it uses less digits than its factorization.

16340450554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 795285.

The product of its (nonzero) digits is 144000, while the sum is 37.

The spelling of 16340450554 in words is "sixteen billion, three hundred forty million, four hundred fifty thousand, five hundred fifty-four".