11613638306040 has 32 divisors (see below), whose sum is σ = 34840914918480. Its totient is φ = 3096970214912.

The previous prime is 11613638306003. The next prime is 11613638306057. The reversal of 11613638306040 is 4060383631611.

It is a junction number, because it is equal to n+sod(n) for n = 11613638305983 and 11613638306001.

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, 48390159489 + ... + 48390159728.

Almost surely, 2^{11613638306040} is an apocalyptic number.

11613638306040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11613638306040 is an abundant number, since it is smaller than the sum of its proper divisors (23227276612440).

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

11613638306040 is a wasteful number, since it uses less digits than its factorization.

11613638306040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96780319231 (or 96780319227 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 42.

The spelling of 11613638306040 in words is "eleven trillion, six hundred thirteen billion, six hundred thirty-eight million, three hundred six thousand, forty".