214493101956 has 81 divisors (see below), whose sum is σ = 630769061559. Its totient is φ = 61278185808.

The previous prime is 214493101937. The next prime is 214493101957. The reversal of 214493101956 is 659101394412.

The square root of 214493101956 is 463134.

It is a perfect power (a square), and thus also a powerful number.

214493101956 is a `hidden beast` number, since 2 + 1 + 4 + 493 + 101 + 9 + 56 = 666.

It is a super-2 number, since 2×214493101956² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (214493101957) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 19446115 + ... + 19457141.

Almost surely, 2^214493101956 is an apocalyptic number.

214493101956 is the 463134-th square number.

It is an amenable number.

214493101956 is an abundant number, since it is smaller than the sum of its proper divisors (416275959603).

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

214493101956 is an equidigital number, since it uses as much as digits as its factorization.

214493101956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22078 (or 11039 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The spelling of 214493101956 in words is "two hundred fourteen billion, four hundred ninety-three million, one hundred one thousand, nine hundred fifty-six".