15661160110 has 16 divisors (see below), whose sum is σ = 28194319296. Its totient is φ = 6263523808.

The previous prime is 15661160083. The next prime is 15661160159. The reversal of 15661160110 is 1106116651.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45469 + ... + 182728.

It is an arithmetic number, because the mean of its divisors is an integer number (1762144956).

Almost surely, 2^15661160110 is an apocalyptic number.

15661160110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

15661160110 is a deficient number, since it is larger than the sum of its proper divisors (12533159186).

15661160110 is a wasteful number, since it uses less digits than its factorization.

15661160110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235067.

The product of its (nonzero) digits is 1080, while the sum is 28.

Adding to 15661160110 its reverse (1106116651), we get a palindrome (16767276761).

The spelling of 15661160110 in words is "fifteen billion, six hundred sixty-one million, one hundred sixty thousand, one hundred ten".