90517003844 has 6 divisors (see below), whose sum is σ = 158404756734. Its totient is φ = 45258501920.

The previous prime is 90517003793. The next prime is 90517003877. The reversal of 90517003844 is 44830071509.

It can be written as a sum of positive squares in only one way, i.e., 88643152900 + 1873850944 = 297730^2 + 43288^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11314625477 + ... + 11314625484.

It is an arithmetic number, because the mean of its divisors is an integer number (26400792789).

Almost surely, 2^90517003844 is an apocalyptic number.

It is an amenable number.

90517003844 is a deficient number, since it is larger than the sum of its proper divisors (67887752890).

90517003844 is a wasteful number, since it uses less digits than its factorization.

90517003844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22629250965 (or 22629250963 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 41.

The spelling of 90517003844 in words is "ninety billion, five hundred seventeen million, three thousand, eight hundred forty-four".