890134167355 has 4 divisors (see below), whose sum is σ = 1068161000832. Its totient is φ = 712107333880.

The previous prime is 890134167353. The next prime is 890134167367. The reversal of 890134167355 is 553761431098.

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

It is not a de Polignac number, because 890134167355 - 2¹ = 890134167353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (890134167353) 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, 89013416731 + ... + 89013416740.

It is an arithmetic number, because the mean of its divisors is an integer number (267040250208).

Almost surely, 2^890134167355 is an apocalyptic number.

890134167355 is a deficient number, since it is larger than the sum of its proper divisors (178026833477).

890134167355 is a wasteful number, since it uses less digits than its factorization.

890134167355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178026833476.

The product of its (nonzero) digits is 2721600, while the sum is 52.

The spelling of 890134167355 in words is "eight hundred ninety billion, one hundred thirty-four million, one hundred sixty-seven thousand, three hundred fifty-five".