14469613640 has 64 divisors (see below), whose sum is σ = 33309446400. Its totient is φ = 5654458368.

The previous prime is 14469613637. The next prime is 14469613657. The reversal of 14469613640 is 4631696441.

It is a junction number, because it is equal to n+sod(n) for n = 14469613591 and 14469613600.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1078091 + ... + 1091429.

It is an arithmetic number, because the mean of its divisors is an integer number (520460100).

Almost surely, 2^14469613640 is an apocalyptic number.

14469613640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14469613640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16654723200).

14469613640 is an abundant number, since it is smaller than the sum of its proper divisors (18839832760).

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

14469613640 is a wasteful number, since it uses less digits than its factorization.

14469613640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13974 (or 13970 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 44.

The spelling of 14469613640 in words is "fourteen billion, four hundred sixty-nine million, six hundred thirteen thousand, six hundred forty".