13963499040 has 48 divisors (see below), whose sum is σ = 43985023488. Its totient is φ = 3723599616.

The previous prime is 13963499029. The next prime is 13963499041. The reversal of 13963499040 is 4099436931.

It is a tau number, because it is divible by the number of its divisors (48).

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

It is not an unprimeable number, because it can be changed into a prime (13963499041) 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, 14544832 + ... + 14545791.

It is an arithmetic number, because the mean of its divisors is an integer number (916354656).

Almost surely, 2^13963499040 is an apocalyptic number.

13963499040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13963499040 is an abundant number, since it is smaller than the sum of its proper divisors (30021524448).

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

13963499040 is a wasteful number, since it uses less digits than its factorization.

13963499040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29090641 (or 29090633 counting only the distinct ones).

The product of its (nonzero) digits is 629856, while the sum is 48.

The spelling of 13963499040 in words is "thirteen billion, nine hundred sixty-three million, four hundred ninety-nine thousand, forty".