214273669140 has 120 divisors (see below), whose sum is σ = 674741612160. Its totient is φ = 56922270912.

The previous prime is 214273669123. The next prime is 214273669153. The reversal of 214273669140 is 41966372412.

214273669140 is a `hidden beast` number, since 2 + 142 + 7 + 366 + 9 + 140 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 174601 + ... + 677519.

It is an arithmetic number, because the mean of its divisors is an integer number (5622846768).

Almost surely, 2^214273669140 is an apocalyptic number.

214273669140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 214273669140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (337370806080).

214273669140 is an abundant number, since it is smaller than the sum of its proper divisors (460467943020).

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

214273669140 is a wasteful number, since it uses less digits than its factorization.

214273669140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503203 (or 503192 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The spelling of 214273669140 in words is "two hundred fourteen billion, two hundred seventy-three million, six hundred sixty-nine thousand, one hundred forty".