11634466040 has 16 divisors (see below), whose sum is σ = 26177548680. Its totient is φ = 4653786400.

The previous prime is 11634466021. The next prime is 11634466079. The reversal of 11634466040 is 4066443611.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145430786 + ... + 145430865.

Almost surely, 2^11634466040 is an apocalyptic number.

11634466040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11634466040 is an abundant number, since it is smaller than the sum of its proper divisors (14543082640).

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

11634466040 is a wasteful number, since it uses less digits than its factorization.

11634466040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290861662 (or 290861658 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 35.

The spelling of 11634466040 in words is "eleven billion, six hundred thirty-four million, four hundred sixty-six thousand, forty".