11623264283640 has 64 divisors (see below), whose sum is σ = 36385870809600. Its totient is φ = 2964774657152.

The previous prime is 11623264283567. The next prime is 11623264283641. The reversal of 11623264283640 is 4638246232611.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 11623264283640.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11623264283641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2105661060 + ... + 2105666579.

It is an arithmetic number, because the mean of its divisors is an integer number (568529231400).

Almost surely, 2^{11623264283640} is an apocalyptic number.

11623264283640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11623264283640 is an abundant number, since it is smaller than the sum of its proper divisors (24762606525960).

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

11623264283640 is a wasteful number, since it uses less digits than its factorization.

11623264283640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4211327676 (or 4211327672 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 48.

The spelling of 11623264283640 in words is "eleven trillion, six hundred twenty-three billion, two hundred sixty-four million, two hundred eighty-three thousand, six hundred forty".