214385819531401 has 4 divisors (see below), whose sum is σ = 245012365178752. Its totient is φ = 183759273884052.

The previous prime is 214385819531249. The next prime is 214385819531491. The reversal of 214385819531401 is 104135918583412.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 214385819531401 - 2³³ = 214377229596809 is a prime.

It is a super-2 number, since 2×214385819531401² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214385819531491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15313272823665 + ... + 15313272823678.

It is an arithmetic number, because the mean of its divisors is an integer number (61253091294688).

Almost surely, 2^{214385819531401} is an apocalyptic number.

It is an amenable number.

214385819531401 is a deficient number, since it is larger than the sum of its proper divisors (30626545647351).

214385819531401 is an equidigital number, since it uses as much as digits as its factorization.

214385819531401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30626545647350.

The product of its (nonzero) digits is 4147200, while the sum is 55.

The spelling of 214385819531401 in words is "two hundred fourteen trillion, three hundred eighty-five billion, eight hundred nineteen million, five hundred thirty-one thousand, four hundred one".