16291873662 has 16 divisors (see below), whose sum is σ = 32631885072. Its totient is φ = 5422601600.

The previous prime is 16291873603. The next prime is 16291873667. The reversal of 16291873662 is 26637819261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16291873667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2001339 + ... + 2009462.

It is an arithmetic number, because the mean of its divisors is an integer number (2039492817).

Almost surely, 2^16291873662 is an apocalyptic number.

16291873662 is an abundant number, since it is smaller than the sum of its proper divisors (16340011410).

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

16291873662 is a wasteful number, since it uses less digits than its factorization.

16291873662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4011483.

The product of its digits is 1306368, while the sum is 51.

The spelling of 16291873662 in words is "sixteen billion, two hundred ninety-one million, eight hundred seventy-three thousand, six hundred sixty-two".