11661625303104 has 112 divisors (see below), whose sum is σ = 35369068338176. Its totient is φ = 3321826675200.

The previous prime is 11661625303057. The next prime is 11661625303129. The reversal of 11661625303104 is 40130352616611.

It is a tau number, because it is divible by the number of its divisors (112).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12662092 + ... + 13551819.

Almost surely, 2^{11661625303104} is an apocalyptic number.

11661625303104 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11661625303104 is an abundant number, since it is smaller than the sum of its proper divisors (23707443035072).

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

11661625303104 is a wasteful number, since it uses less digits than its factorization.

11661625303104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26214264 (or 26214254 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

Adding to 11661625303104 its reverse (40130352616611), we get a palindrome (51791977919715).

The spelling of 11661625303104 in words is "eleven trillion, six hundred sixty-one billion, six hundred twenty-five million, three hundred three thousand, one hundred four".