16337390645 has 8 divisors (see below), whose sum is σ = 19607079840. Its totient is φ = 13068438480.

The previous prime is 16337390623. The next prime is 16337390647. The reversal of 16337390645 is 54609373361.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16337390645 - 2²⁰ = 16336342069 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16337390645.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16337390647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134255 + ... + 225164.

It is an arithmetic number, because the mean of its divisors is an integer number (2450884980).

Almost surely, 2^16337390645 is an apocalyptic number.

It is an amenable number.

16337390645 is a deficient number, since it is larger than the sum of its proper divisors (3269689195).

16337390645 is an equidigital number, since it uses as much as digits as its factorization.

16337390645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368515.

The product of its (nonzero) digits is 1224720, while the sum is 47.

The spelling of 16337390645 in words is "sixteen billion, three hundred thirty-seven million, three hundred ninety thousand, six hundred forty-five".