90867403852 has 24 divisors (see below), whose sum is σ = 160914852000. Its totient is φ = 44894893056.

The previous prime is 90867403849. The next prime is 90867403853. The reversal of 90867403852 is 25830476809.

It is a self number, because there is not a number n which added to its sum of digits gives 90867403852.

It is not an unprimeable number, because it can be changed into a prime (90867403853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 279952 + ... + 510007.

It is an arithmetic number, because the mean of its divisors is an integer number (6704785500).

Almost surely, 2^90867403852 is an apocalyptic number.

It is an amenable number.

90867403852 is a deficient number, since it is larger than the sum of its proper divisors (70047448148).

90867403852 is a wasteful number, since it uses less digits than its factorization.

90867403852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 790305 (or 790303 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 52.

The spelling of 90867403852 in words is "ninety billion, eight hundred sixty-seven million, four hundred three thousand, eight hundred fifty-two".