214749317800 has 24 divisors (see below), whose sum is σ = 499292164350. Its totient is φ = 85899727040.

The previous prime is 214749317791. The next prime is 214749317851. The reversal of 214749317800 is 8713947412.

It can be written as a sum of positive squares in 3 ways, for example, as 95222850724 + 119526467076 = 308582^2 + 345726^2 .

It is a super-2 number, since 2×214749317800² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 536873095 + ... + 536873494.

Almost surely, 2^214749317800 is an apocalyptic number.

214749317800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

214749317800 is an abundant number, since it is smaller than the sum of its proper divisors (284542846550).

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

214749317800 is a wasteful number, since it uses less digits than its factorization.

214749317800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1073746605 (or 1073746596 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 46.

The spelling of 214749317800 in words is "two hundred fourteen billion, seven hundred forty-nine million, three hundred seventeen thousand, eight hundred".