16012510899 has 16 divisors (see below), whose sum is σ = 26618200320. Its totient is φ = 8318187360.

The previous prime is 16012510897. The next prime is 16012510907. The reversal of 16012510899 is 99801521061.

It is not a de Polignac number, because 16012510899 - 2¹ = 16012510897 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16012510899.

It is not an unprimeable number, because it can be changed into a prime (16012510897) 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, 34658884 + ... + 34659345.

It is an arithmetic number, because the mean of its divisors is an integer number (1663637520).

Almost surely, 2^16012510899 is an apocalyptic number.

16012510899 is a deficient number, since it is larger than the sum of its proper divisors (10605689421).

16012510899 is a wasteful number, since it uses less digits than its factorization.

16012510899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69318250.

The product of its (nonzero) digits is 38880, while the sum is 42.

The spelling of 16012510899 in words is "sixteen billion, twelve million, five hundred ten thousand, eight hundred ninety-nine".