90698501019 has 8 divisors (see below), whose sum is σ = 138207239680. Its totient is φ = 51827714856.

The previous prime is 90698501017. The next prime is 90698501029. The reversal of 90698501019 is 91010589609.

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

It is not a de Polignac number, because 90698501019 - 2¹ = 90698501017 is a prime.

It is a super-2 number, since 2×90698501019² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90698501017) 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, 2159488099 + ... + 2159488140.

It is an arithmetic number, because the mean of its divisors is an integer number (17275904960).

Almost surely, 2^90698501019 is an apocalyptic number.

90698501019 is a deficient number, since it is larger than the sum of its proper divisors (47508738661).

90698501019 is a wasteful number, since it uses less digits than its factorization.

90698501019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4318976249.

The product of its (nonzero) digits is 174960, while the sum is 48.

The spelling of 90698501019 in words is "ninety billion, six hundred ninety-eight million, five hundred one thousand, nineteen".