11356901640 has 96 divisors (see below), whose sum is σ = 42182786880. Its totient is φ = 2595862656.

The previous prime is 11356901603. The next prime is 11356901657. The reversal of 11356901640 is 4610965311.

11356901640 is a `hidden beast` number, since 1 + 1 + 3 + 5 + 6 + 9 + 0 + 1 + 640 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 11356901595 and 11356901604.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2250834 + ... + 2255873.

It is an arithmetic number, because the mean of its divisors is an integer number (439404030).

Almost surely, 2^11356901640 is an apocalyptic number.

11356901640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11356901640 is an abundant number, since it is smaller than the sum of its proper divisors (30825885240).

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

11356901640 is a wasteful number, since it uses less digits than its factorization.

11356901640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4506731 (or 4506724 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The spelling of 11356901640 in words is "eleven billion, three hundred fifty-six million, nine hundred one thousand, six hundred forty".