1455273917255 has 4 divisors (see below), whose sum is σ = 1746328700712. Its totient is φ = 1164219133800.

The previous prime is 1455273917231. The next prime is 1455273917341. The reversal of 1455273917255 is 5527193725541.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1455273917255 - 2¹⁶ = 1455273851719 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1455273917255.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145527391721 + ... + 145527391730.

It is an arithmetic number, because the mean of its divisors is an integer number (436582175178).

Almost surely, 2^{1455273917255} is an apocalyptic number.

1455273917255 is a deficient number, since it is larger than the sum of its proper divisors (291054783457).

1455273917255 is an equidigital number, since it uses as much as digits as its factorization.

1455273917255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291054783456.

The product of its digits is 13230000, while the sum is 56.

The spelling of 1455273917255 in words is "one trillion, four hundred fifty-five billion, two hundred seventy-three million, nine hundred seventeen thousand, two hundred fifty-five".