11743774464 has 36 divisors (see below), whose sum is σ = 31255568456. Its totient is φ = 3914591232.

The previous prime is 11743774453. The next prime is 11743774487. The reversal of 11743774464 is 46447734711.

It is a super-2 number, since 2×11743774464² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7644919 + ... + 7646454.

Almost surely, 2^11743774464 is an apocalyptic number.

It is an amenable number.

11743774464 is an abundant number, since it is smaller than the sum of its proper divisors (19511793992).

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

11743774464 is an equidigital number, since it uses as much as digits as its factorization.

11743774464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15291392 (or 15291378 counting only the distinct ones).

The product of its digits is 1580544, while the sum is 48.

The spelling of 11743774464 in words is "eleven billion, seven hundred forty-three million, seven hundred seventy-four thousand, four hundred sixty-four".