454454113777 has 4 divisors (see below), whose sum is σ = 454455471780. Its totient is φ = 454452755776.

The previous prime is 454454113769. The next prime is 454454113847. The reversal of 454454113777 is 777311454454.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 204558102961 + 249896010816 = 452281^2 + 499896^2 .

It is a cyclic number.

It is not a de Polignac number, because 454454113777 - 2³ = 454454113769 is a prime.

It is a super-2 number, since 2×454454113777² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (454454113747) 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, 217749 + ... + 977917.

It is an arithmetic number, because the mean of its divisors is an integer number (113613867945).

Almost surely, 2^454454113777 is an apocalyptic number.

It is an amenable number.

454454113777 is a deficient number, since it is larger than the sum of its proper divisors (1358003).

454454113777 is an equidigital number, since it uses as much as digits as its factorization.

454454113777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1358002.

The product of its digits is 6585600, while the sum is 52.

The spelling of 454454113777 in words is "four hundred fifty-four billion, four hundred fifty-four million, one hundred thirteen thousand, seven hundred seventy-seven".