16238290377 has 16 divisors (see below), whose sum is σ = 21703619520. Its totient is φ = 10799273472.

The previous prime is 16238290339. The next prime is 16238290391. The reversal of 16238290377 is 77309283261.

It is not a de Polignac number, because 16238290377 - 2⁷ = 16238290249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16238290577) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3318949 + ... + 3323837.

It is an arithmetic number, because the mean of its divisors is an integer number (1356476220).

Almost surely, 2^16238290377 is an apocalyptic number.

It is an amenable number.

16238290377 is a deficient number, since it is larger than the sum of its proper divisors (5465329143).

16238290377 is a wasteful number, since it uses less digits than its factorization.

16238290377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7352.

The product of its (nonzero) digits is 762048, while the sum is 48.

The spelling of 16238290377 in words is "sixteen billion, two hundred thirty-eight million, two hundred ninety thousand, three hundred seventy-seven".