16906251937 has 16 divisors (see below), whose sum is σ = 17379236160. Its totient is φ = 16440076800.

The previous prime is 16906251877. The next prime is 16906251991. The reversal of 16906251937 is 73915260961.

It is a cyclic number.

It is not a de Polignac number, because 16906251937 - 2¹⁹ = 16905727649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16906251997) 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, 3804637 + ... + 3809077.

It is an arithmetic number, because the mean of its divisors is an integer number (1086202260).

Almost surely, 2^16906251937 is an apocalyptic number.

It is an amenable number.

16906251937 is a deficient number, since it is larger than the sum of its proper divisors (472984223).

16906251937 is a wasteful number, since it uses less digits than its factorization.

16906251937 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5184.

The product of its (nonzero) digits is 612360, while the sum is 49.

The spelling of 16906251937 in words is "sixteen billion, nine hundred six million, two hundred fifty-one thousand, nine hundred thirty-seven".