15532240199 has 4 divisors (see below), whose sum is σ = 17751131664. Its totient is φ = 13313348736.

The previous prime is 15532240121. The next prime is 15532240201. The reversal of 15532240199 is 99104223551.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15532240199 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15532242199) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1109445722 + ... + 1109445735.

It is an arithmetic number, because the mean of its divisors is an integer number (4437782916).

Almost surely, 2^15532240199 is an apocalyptic number.

15532240199 is a deficient number, since it is larger than the sum of its proper divisors (2218891465).

15532240199 is an equidigital number, since it uses as much as digits as its factorization.

15532240199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2218891464.

The product of its (nonzero) digits is 97200, while the sum is 41.

The spelling of 15532240199 in words is "fifteen billion, five hundred thirty-two million, two hundred forty thousand, one hundred ninety-nine".