11408218722 has 24 divisors (see below), whose sum is σ = 24731708976. Its totient is φ = 3800600856.

The previous prime is 11408218681. The next prime is 11408218751. The reversal of 11408218722 is 22781280411.

It is a happy number.

11408218722 is a `hidden beast` number, since 11 + 408 + 218 + 7 + 22 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 145168 + ... + 209499.

It is an arithmetic number, because the mean of its divisors is an integer number (1030487874).

Almost surely, 2^11408218722 is an apocalyptic number.

11408218722 is an abundant number, since it is smaller than the sum of its proper divisors (13323490254).

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

11408218722 is a wasteful number, since it uses less digits than its factorization.

11408218722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356462 (or 356459 counting only the distinct ones).

The product of its (nonzero) digits is 14336, while the sum is 36.

The spelling of 11408218722 in words is "eleven billion, four hundred eight million, two hundred eighteen thousand, seven hundred twenty-two".