90577819249 has 8 divisors (see below), whose sum is σ = 90947799680. Its totient is φ = 90208508976.

The previous prime is 90577819207. The next prime is 90577819271. The reversal of 90577819249 is 94291877509.

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 90577819249 - 2¹⁹ = 90577294961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90577849249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104227 + ... + 438199.

It is an arithmetic number, because the mean of its divisors is an integer number (11368474960).

Almost surely, 2^90577819249 is an apocalyptic number.

It is an amenable number.

90577819249 is a deficient number, since it is larger than the sum of its proper divisors (369980431).

90577819249 is a wasteful number, since it uses less digits than its factorization.

90577819249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335079.

The product of its (nonzero) digits is 11430720, while the sum is 61.

The spelling of 90577819249 in words is "ninety billion, five hundred seventy-seven million, eight hundred nineteen thousand, two hundred forty-nine".