16590687701 has 16 divisors (see below), whose sum is σ = 19127285760. Its totient is φ = 14095963440.

The previous prime is 16590687697. The next prime is 16590687713. The reversal of 16590687701 is 10778609561.

It is a cyclic number.

It is not a de Polignac number, because 16590687701 - 2² = 16590687697 is a prime.

It is a super-2 number, since 2×16590687701² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16590687701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16590687781) 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, 832880 + ... + 852566.

It is an arithmetic number, because the mean of its divisors is an integer number (1195455360).

Almost surely, 2^16590687701 is an apocalyptic number.

It is an amenable number.

16590687701 is a deficient number, since it is larger than the sum of its proper divisors (2536598059).

16590687701 is a wasteful number, since it uses less digits than its factorization.

16590687701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20744.

The product of its (nonzero) digits is 635040, while the sum is 50.

The spelling of 16590687701 in words is "sixteen billion, five hundred ninety million, six hundred eighty-seven thousand, seven hundred one".