214456776377 has 4 divisors (see below), whose sum is σ = 214705278720. Its totient is φ = 214208274036.

The previous prime is 214456776343. The next prime is 214456776379. The reversal of 214456776377 is 773677654412.

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 214456776377 - 2¹² = 214456772281 is a prime.

It is a super-2 number, since 2×214456776377² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214456776379) 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, 124249877 + ... + 124251602.

It is an arithmetic number, because the mean of its divisors is an integer number (53676319680).

Almost surely, 2^214456776377 is an apocalyptic number.

It is an amenable number.

214456776377 is a deficient number, since it is larger than the sum of its proper divisors (248502343).

214456776377 is an equidigital number, since it uses as much as digits as its factorization.

214456776377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248502342.

The product of its digits is 41489280, while the sum is 59.

The spelling of 214456776377 in words is "two hundred fourteen billion, four hundred fifty-six million, seven hundred seventy-six thousand, three hundred seventy-seven".