16401116346 has 16 divisors (see below), whose sum is σ = 32827461408. Its totient is φ = 5462834000.

The previous prime is 16401116309. The next prime is 16401116383. The reversal of 16401116346 is 64361110461.

It is an interprime number because it is at equal distance from previous prime (16401116309) and next prime (16401116383).

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, 1042740 + ... + 1058351.

It is an arithmetic number, because the mean of its divisors is an integer number (2051716338).

Almost surely, 2^16401116346 is an apocalyptic number.

16401116346 is an abundant number, since it is smaller than the sum of its proper divisors (16426345062).

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

16401116346 is a wasteful number, since it uses less digits than its factorization.

16401116346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2102397.

The product of its (nonzero) digits is 10368, while the sum is 33.

The spelling of 16401116346 in words is "sixteen billion, four hundred one million, one hundred sixteen thousand, three hundred forty-six".