855154451558 has 32 divisors (see below), whose sum is σ = 1414287896832. Its totient is φ = 384561324000.

The previous prime is 855154451537. The next prime is 855154451621.

855154451558 is nontrivially palindromic in base 10.

855154451558 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2747585 + ... + 3042947.

It is an arithmetic number, because the mean of its divisors is an integer number (44196496776).

Almost surely, 2^855154451558 is an apocalyptic number.

855154451558 is a deficient number, since it is larger than the sum of its proper divisors (559133445274).

855154451558 is a wasteful number, since it uses less digits than its factorization.

855154451558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296780.

The product of its digits is 16000000, while the sum is 56.

The spelling of 855154451558 in words is "eight hundred fifty-five billion, one hundred fifty-four million, four hundred fifty-one thousand, five hundred fifty-eight".