14252646464 has 42 divisors (see below), whose sum is σ = 32900169150. Its totient is φ = 6108275712.

The previous prime is 14252646449. The next prime is 14252646469. The reversal of 14252646464 is 46464625241.

It can be written as a sum of positive squares in only one way, i.e., 13269196864 + 983449600 = 115192^2 + 31360^2 .

It is not an unprimeable number, because it can be changed into a prime (14252646469) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2269289 + ... + 2275560.

Almost surely, 2^14252646464 is an apocalyptic number.

14252646464 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

14252646464 is an abundant number, since it is smaller than the sum of its proper divisors (18647522686).

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

14252646464 is an equidigital number, since it uses as much as digits as its factorization.

14252646464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4544875 (or 4544858 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 44.

The spelling of 14252646464 in words is "fourteen billion, two hundred fifty-two million, six hundred forty-six thousand, four hundred sixty-four".