16590840126 has 48 divisors (see below), whose sum is σ = 39032856720. Its totient is φ = 4686971520.

The previous prime is 16590840103. The next prime is 16590840131. The reversal of 16590840126 is 62104809561.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 290865 + ... + 343196.

It is an arithmetic number, because the mean of its divisors is an integer number (813184515).

Almost surely, 2^16590840126 is an apocalyptic number.

16590840126 is an abundant number, since it is smaller than the sum of its proper divisors (22442016594).

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

16590840126 is a wasteful number, since it uses less digits than its factorization.

16590840126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634169 (or 634162 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 42.

The spelling of 16590840126 in words is "sixteen billion, five hundred ninety million, eight hundred forty thousand, one hundred twenty-six".