11903746344 has 64 divisors (see below), whose sum is σ = 34311738240. Its totient is φ = 3370967040.

The previous prime is 11903746343. The next prime is 11903746381. The reversal of 11903746344 is 44364730911.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 11903746296 and 11903746305.

It is not an unprimeable number, because it can be changed into a prime (11903746343) 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, 294537 + ... + 332504.

It is an arithmetic number, because the mean of its divisors is an integer number (536120910).

Almost surely, 2^11903746344 is an apocalyptic number.

11903746344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11903746344 is an abundant number, since it is smaller than the sum of its proper divisors (22407991896).

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

11903746344 is a wasteful number, since it uses less digits than its factorization.

11903746344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 627170 (or 627166 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 42.

The spelling of 11903746344 in words is "eleven billion, nine hundred three million, seven hundred forty-six thousand, three hundred forty-four".