14764978217352 has 64 divisors (see below), whose sum is σ = 40269377655360. Its totient is φ = 4474096352000.

The previous prime is 14764978217333. The next prime is 14764978217371. The reversal of 14764978217352 is 25371287946741.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (14764978217333) and next prime (14764978217371).

It is a Harshad number since it is a multiple of its sum of digits (66).

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, 7775602 + ... + 9486302.

It is an arithmetic number, because the mean of its divisors is an integer number (629209025865).

Almost surely, 2^{14764978217352} is an apocalyptic number.

14764978217352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

14764978217352 is an abundant number, since it is smaller than the sum of its proper divisors (25504399438008).

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

14764978217352 is a wasteful number, since it uses less digits than its factorization.

14764978217352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1743414 (or 1743410 counting only the distinct ones).

The product of its digits is 142248960, while the sum is 66.

The spelling of 14764978217352 in words is "fourteen trillion, seven hundred sixty-four billion, nine hundred seventy-eight million, two hundred seventeen thousand, three hundred fifty-two".