454039221569 has 8 divisors (see below), whose sum is σ = 454290051072. Its totient is φ = 453788451360.

The previous prime is 454039221541. The next prime is 454039221589. The reversal of 454039221569 is 965122930454.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-454039221569 is a prime.

It is a super-2 number, since 2×454039221569² (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 (454039221529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31110464 + ... + 31125054.

It is an arithmetic number, because the mean of its divisors is an integer number (56786256384).

Almost surely, 2^454039221569 is an apocalyptic number.

It is an amenable number.

454039221569 is a deficient number, since it is larger than the sum of its proper divisors (250829503).

454039221569 is a wasteful number, since it uses less digits than its factorization.

454039221569 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29647.

The product of its (nonzero) digits is 2332800, while the sum is 50.

The spelling of 454039221569 in words is "four hundred fifty-four billion, thirty-nine million, two hundred twenty-one thousand, five hundred sixty-nine".