454162772397 has 4 divisors (see below), whose sum is σ = 605550363200. Its totient is φ = 302775181596.

The previous prime is 454162772369. The next prime is 454162772467. The reversal of 454162772397 is 793277261454.

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 not a de Polignac number, because 454162772397 - 2¹⁴ = 454162756013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454162772597) 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, 75693795397 + ... + 75693795402.

It is an arithmetic number, because the mean of its divisors is an integer number (151387590800).

Almost surely, 2^454162772397 is an apocalyptic number.

It is an amenable number.

454162772397 is a deficient number, since it is larger than the sum of its proper divisors (151387590803).

454162772397 is a wasteful number, since it uses less digits than its factorization.

454162772397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151387590802.

The product of its digits is 17781120, while the sum is 57.

The spelling of 454162772397 in words is "four hundred fifty-four billion, one hundred sixty-two million, seven hundred seventy-two thousand, three hundred ninety-seven".