454889988454 has 8 divisors (see below), whose sum is σ = 744365435688. Its totient is φ = 206768176560.

The previous prime is 454889988439. The next prime is 454889988457.

454889988454 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454889988457) 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, 10338408807 + ... + 10338408850.

It is an arithmetic number, because the mean of its divisors is an integer number (93045679461).

Almost surely, 2^454889988454 is an apocalyptic number.

454889988454 is a deficient number, since it is larger than the sum of its proper divisors (289475447234).

454889988454 is a wasteful number, since it uses less digits than its factorization.

454889988454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20676817670.

The product of its digits is 2123366400, while the sum is 76.

The spelling of 454889988454 in words is "four hundred fifty-four billion, eight hundred eighty-nine million, nine hundred eighty-eight thousand, four hundred fifty-four".