455262188887 has 4 divisors (see below), whose sum is σ = 496649660616. Its totient is φ = 413874717160.

The previous prime is 455262188873. The next prime is 455262188917. The reversal of 455262188887 is 788881262554.

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

It is a cyclic number.

It is not a de Polignac number, because 455262188887 - 2¹⁵ = 455262156119 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 (455262188837) 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, 20693735848 + ... + 20693735869.

It is an arithmetic number, because the mean of its divisors is an integer number (124162415154).

Almost surely, 2^455262188887 is an apocalyptic number.

455262188887 is a deficient number, since it is larger than the sum of its proper divisors (41387471729).

455262188887 is a wasteful number, since it uses less digits than its factorization.

455262188887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41387471728.

The product of its digits is 68812800, while the sum is 64.

The spelling of 455262188887 in words is "four hundred fifty-five billion, two hundred sixty-two million, one hundred eighty-eight thousand, eight hundred eighty-seven".