90842888943 has 12 divisors (see below), whose sum is σ = 131595659208. Its totient is φ = 60387393840.

The previous prime is 90842888911. The next prime is 90842888951. The reversal of 90842888943 is 34988824809.

90842888943 is a `hidden beast` number, since 90 + 8 + 428 + 8 + 89 + 43 = 666.

It is not a de Polignac number, because 90842888943 - 2⁵ = 90842888911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90842888953) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14541048 + ... + 14547293.

It is an arithmetic number, because the mean of its divisors is an integer number (10966304934).

Almost surely, 2^90842888943 is an apocalyptic number.

90842888943 is a deficient number, since it is larger than the sum of its proper divisors (40752770265).

90842888943 is a wasteful number, since it uses less digits than its factorization.

90842888943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29088694 (or 29088691 counting only the distinct ones).

The product of its (nonzero) digits is 31850496, while the sum is 63.

The spelling of 90842888943 in words is "ninety billion, eight hundred forty-two million, eight hundred eighty-eight thousand, nine hundred forty-three".