90934283816 has 8 divisors (see below), whose sum is σ = 170501782170. Its totient is φ = 45467141904.

The previous prime is 90934283813. The next prime is 90934283819. The reversal of 90934283816 is 61838243909.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (90934283813) and next prime (90934283819).

It can be written as a sum of positive squares in only one way, i.e., 89792519716 + 1141764100 = 299654^2 + 33790^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (90934283813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5683392731 + ... + 5683392746.

Almost surely, 2^90934283816 is an apocalyptic number.

It is an amenable number.

90934283816 is a deficient number, since it is larger than the sum of its proper divisors (79567498354).

90934283816 is a wasteful number, since it uses less digits than its factorization.

90934283816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11366785483 (or 11366785479 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 53.

The spelling of 90934283816 in words is "ninety billion, nine hundred thirty-four million, two hundred eighty-three thousand, eight hundred sixteen".