455878878554 has 8 divisors (see below), whose sum is σ = 745983619488. Its totient is φ = 207217672060.

The previous prime is 455878878473. The next prime is 455878878593.

455878878554 is nontrivially palindromic in base 10.

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

It is a super-2 number, since 2×455878878554² (a number of 24 digits) contains 22 as substring.

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, 10360883582 + ... + 10360883625.

It is an arithmetic number, because the mean of its divisors is an integer number (93247952436).

Almost surely, 2^455878878554 is an apocalyptic number.

455878878554 is a deficient number, since it is larger than the sum of its proper divisors (290104740934).

455878878554 is a wasteful number, since it uses less digits than its factorization.

455878878554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20721767220.

The product of its digits is 2007040000, while the sum is 74.

The spelling of 455878878554 in words is "four hundred fifty-five billion, eight hundred seventy-eight million, eight hundred seventy-eight thousand, five hundred fifty-four".