90287433335936 has 16 divisors (see below), whose sum is σ = 179869496099190. Its totient is φ = 45143716667904.

The previous prime is 90287433335881. The next prime is 90287433335947. The reversal of 90287433335936 is 63953333478209.

It can be written as a sum of positive squares in only one way, i.e., 53821004238400 + 36466429097536 = 7336280^2 + 6038744^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352685286341 + ... + 352685286596.

Almost surely, 2^{90287433335936} is an apocalyptic number.

It is an amenable number.

90287433335936 is a deficient number, since it is larger than the sum of its proper divisors (89582062763254).

90287433335936 is an equidigital number, since it uses as much as digits as its factorization.

90287433335936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 705370572951 (or 705370572939 counting only the distinct ones).

The product of its (nonzero) digits is 264539520, while the sum is 65.

The spelling of 90287433335936 in words is "ninety trillion, two hundred eighty-seven billion, four hundred thirty-three million, three hundred thirty-five thousand, nine hundred thirty-six".