14390479464 has 192 divisors, whose sum is σ = 41200669440. Its totient is φ = 4170977280.

The previous prime is 14390479427. The next prime is 14390479469. The reversal of 14390479464 is 46497409341.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (14390479469) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6037617 + ... + 6039999.

It is an arithmetic number, because the mean of its divisors is an integer number (214586820).

Almost surely, 2^14390479464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14390479464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20600334720).

14390479464 is an abundant number, since it is smaller than the sum of its proper divisors (26810189976).

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

14390479464 is a wasteful number, since it uses less digits than its factorization.

14390479464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2488 (or 2465 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 51.

The spelling of 14390479464 in words is "fourteen billion, three hundred ninety million, four hundred seventy-nine thousand, four hundred sixty-four".