11445661560660 has 96 divisors (see below), whose sum is σ = 32695164190080. Its totient is φ = 2990858237952.

The previous prime is 11445661560623. The next prime is 11445661560677. The reversal of 11445661560660 is 6606516654411.

It is a super-2 number, since 2×11445661560660² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4056897 + ... + 6272936.

It is an arithmetic number, because the mean of its divisors is an integer number (340574626980).

Almost surely, 2^{11445661560660} is an apocalyptic number.

11445661560660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11445661560660 is an abundant number, since it is smaller than the sum of its proper divisors (21249502629420).

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

11445661560660 is a wasteful number, since it uses less digits than its factorization.

11445661560660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10330217 (or 10330215 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 51.

The spelling of 11445661560660 in words is "eleven trillion, four hundred forty-five billion, six hundred sixty-one million, five hundred sixty thousand, six hundred sixty".