11314985840 has 20 divisors (see below), whose sum is σ = 26307342264. Its totient is φ = 4525994304.

The previous prime is 11314985827. The next prime is 11314985867. The reversal of 11314985840 is 4858941311.

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 11314985791 and 11314985800.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70718582 + ... + 70718741.

Almost surely, 2^11314985840 is an apocalyptic number.

11314985840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11314985840 is an abundant number, since it is smaller than the sum of its proper divisors (14992356424).

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

11314985840 is a wasteful number, since it uses less digits than its factorization.

11314985840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141437336 (or 141437330 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 44.

The spelling of 11314985840 in words is "eleven billion, three hundred fourteen million, nine hundred eighty-five thousand, eight hundred forty".