16607990413 has 16 divisors (see below), whose sum is σ = 19062658944. Its totient is φ = 14173980480.

The previous prime is 16607990411. The next prime is 16607990431. The reversal of 16607990413 is 31409970661.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 16607990413 - 2¹ = 16607990411 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16607990411) 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, 1626183 + ... + 1636363.

It is an arithmetic number, because the mean of its divisors is an integer number (1191416184).

Almost surely, 2^16607990413 is an apocalyptic number.

It is an amenable number.

16607990413 is a deficient number, since it is larger than the sum of its proper divisors (2454668531).

16607990413 is a wasteful number, since it uses less digits than its factorization.

16607990413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11172.

The product of its (nonzero) digits is 244944, while the sum is 46.

The spelling of 16607990413 in words is "sixteen billion, six hundred seven million, nine hundred ninety thousand, four hundred thirteen".