16374071517 has 16 divisors (see below), whose sum is σ = 22091724480. Its totient is φ = 10786586112.

The previous prime is 16374071507. The next prime is 16374071533. The reversal of 16374071517 is 71517047361.

It is a happy number.

It is not a de Polignac number, because 16374071517 - 2¹² = 16374067421 is a prime.

It is a super-2 number, since 2×16374071517² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16374071507) 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, 143359 + ... + 230867.

It is an arithmetic number, because the mean of its divisors is an integer number (1380732780).

Almost surely, 2^16374071517 is an apocalyptic number.

It is an amenable number.

16374071517 is a deficient number, since it is larger than the sum of its proper divisors (5717652963).

16374071517 is an equidigital number, since it uses as much as digits as its factorization.

16374071517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88252.

The product of its (nonzero) digits is 123480, while the sum is 42.

The spelling of 16374071517 in words is "sixteen billion, three hundred seventy-four million, seventy-one thousand, five hundred seventeen".