11401926720 has 56 divisors (see below), whose sum is σ = 36201120384. Its totient is φ = 3040513536.

The previous prime is 11401926719. The next prime is 11401926727. The reversal of 11401926720 is 2762910411.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11401926727) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5937544 + ... + 5939463.

Almost surely, 2^11401926720 is an apocalyptic number.

11401926720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11401926720 is an abundant number, since it is smaller than the sum of its proper divisors (24799193664).

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

11401926720 is a wasteful number, since it uses less digits than its factorization.

11401926720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11877027 (or 11877017 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 33.

The spelling of 11401926720 in words is "eleven billion, four hundred one million, nine hundred twenty-six thousand, seven hundred twenty".