855348843558 has 32 divisors (see below), whose sum is σ = 1891780267392. Its totient is φ = 255645979200.

The previous prime is 855348843539. The next prime is 855348843563.

855348843558 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (66).

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, 88761148 + ... + 88770783.

It is an arithmetic number, because the mean of its divisors is an integer number (59118133356).

Almost surely, 2^855348843558 is an apocalyptic number.

855348843558 is an abundant number, since it is smaller than the sum of its proper divisors (1036431423834).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

855348843558 is a wasteful number, since it uses less digits than its factorization.

855348843558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177532020.

The product of its digits is 368640000, while the sum is 66.

The spelling of 855348843558 in words is "eight hundred fifty-five billion, three hundred forty-eight million, eight hundred forty-three thousand, five hundred fifty-eight".