90536099066738 has 8 divisors (see below), whose sum is σ = 146250621569388. Its totient is φ = 41785891876944.

The previous prime is 90536099066719. The next prime is 90536099066779. The reversal of 90536099066738 is 83766099063509.

It can be written as a sum of positive squares in 2 ways, for example, as 79390470077689 + 11145628989049 = 8910133^2 + 3338507^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1741078828181 + ... + 1741078828232.

Almost surely, 2^{90536099066738} is an apocalyptic number.

90536099066738 is a deficient number, since it is larger than the sum of its proper divisors (55714522502650).

90536099066738 is a wasteful number, since it uses less digits than its factorization.

90536099066738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3482157656428.

The product of its (nonzero) digits is 396809280, while the sum is 71.

The spelling of 90536099066738 in words is "ninety trillion, five hundred thirty-six billion, ninety-nine million, sixty-six thousand, seven hundred thirty-eight".