14278582966890 has 64 divisors (see below), whose sum is σ = 37401840875520. Its totient is φ = 3459815903040.

The previous prime is 14278582966877. The next prime is 14278582966903. The reversal of 14278582966890 is 9866928587241.

It is an interprime number because it is at equal distance from previous prime (14278582966877) and next prime (14278582966903).

It is a super-2 number, since 2×14278582966890² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9677470 + ... + 11054889.

It is an arithmetic number, because the mean of its divisors is an integer number (584403763680).

Almost surely, 2^{14278582966890} is an apocalyptic number.

14278582966890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14278582966890 is an abundant number, since it is smaller than the sum of its proper divisors (23123257908630).

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

14278582966890 is a wasteful number, since it uses less digits than its factorization.

14278582966890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20734467.

The product of its (nonzero) digits is 836075520, while the sum is 75.

The spelling of 14278582966890 in words is "fourteen trillion, two hundred seventy-eight billion, five hundred eighty-two million, nine hundred sixty-six thousand, eight hundred ninety".