16015372922 has 4 divisors (see below), whose sum is σ = 24023059386. Its totient is φ = 8007686460.

The previous prime is 16015372909. The next prime is 16015372927. The reversal of 16015372922 is 22927351061.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 12961594801 + 3053778121 = 113849^2 + 55261^2 .

It is not an unprimeable number, because it can be changed into a prime (16015372927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4003843229 + ... + 4003843232.

Almost surely, 2^16015372922 is an apocalyptic number.

16015372922 is a deficient number, since it is larger than the sum of its proper divisors (8007686464).

16015372922 is an equidigital number, since it uses as much as digits as its factorization.

16015372922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8007686463.

The product of its (nonzero) digits is 45360, while the sum is 38.

The spelling of 16015372922 in words is "sixteen billion, fifteen million, three hundred seventy-two thousand, nine hundred twenty-two".