90049184537 has 8 divisors (see below), whose sum is σ = 97091641920. Its totient is φ = 83023241040.

The previous prime is 90049184531. The next prime is 90049184549. The reversal of 90049184537 is 73548194009.

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

It is a cyclic number.

It is not a de Polignac number, because 90049184537 - 2⁶ = 90049184473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (90049184531) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 4117139 + ... + 4138952.

It is an arithmetic number, because the mean of its divisors is an integer number (12136455240).

Almost surely, 2^90049184537 is an apocalyptic number.

It is an amenable number.

90049184537 is a deficient number, since it is larger than the sum of its proper divisors (7042457383).

90049184537 is a wasteful number, since it uses less digits than its factorization.

90049184537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8256943.

The product of its (nonzero) digits is 1088640, while the sum is 50.

The spelling of 90049184537 in words is "ninety billion, forty-nine million, one hundred eighty-four thousand, five hundred thirty-seven".