16308630861 has 16 divisors (see below), whose sum is σ = 22711597440. Its totient is φ = 10389931200.

The previous prime is 16308630857. The next prime is 16308630911. The reversal of 16308630861 is 16803680361.

It is not a de Polignac number, because 16308630861 - 2² = 16308630857 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16308630841) 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, 36790 + ... + 184311.

It is an arithmetic number, because the mean of its divisors is an integer number (1419474840).

Almost surely, 2^16308630861 is an apocalyptic number.

It is an amenable number.

16308630861 is a deficient number, since it is larger than the sum of its proper divisors (6402966579).

16308630861 is a wasteful number, since it uses less digits than its factorization.

16308630861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222196.

The product of its (nonzero) digits is 124416, while the sum is 42.

The spelling of 16308630861 in words is "sixteen billion, three hundred eight million, six hundred thirty thousand, eight hundred sixty-one".