11655102072 has 16 divisors (see below), whose sum is σ = 29137755240. Its totient is φ = 3885034016.

The previous prime is 11655102071. The next prime is 11655102089. The reversal of 11655102072 is 27020155611.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11655102071) 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, 242814603 + ... + 242814650.

Almost surely, 2^11655102072 is an apocalyptic number.

11655102072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11655102072 is an abundant number, since it is smaller than the sum of its proper divisors (17482653168).

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

11655102072 is a wasteful number, since it uses less digits than its factorization.

11655102072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485629262 (or 485629258 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 30.

Adding to 11655102072 its reverse (27020155611), we get a palindrome (38675257683).

The spelling of 11655102072 in words is "eleven billion, six hundred fifty-five million, one hundred two thousand, seventy-two".