90796542019 has 8 divisors (see below), whose sum is σ = 92869207920. Its totient is φ = 88741667616.

The previous prime is 90796541999. The next prime is 90796542073. The reversal of 90796542019 is 91024569709.

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 90796542019 - 2¹⁹ = 90796017731 is a prime.

It is a super-2 number, since 2×90796542019² (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 (90796542919) 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, 4437552 + ... + 4457965.

It is an arithmetic number, because the mean of its divisors is an integer number (11608650990).

Almost surely, 2^90796542019 is an apocalyptic number.

90796542019 is a deficient number, since it is larger than the sum of its proper divisors (2072665901).

90796542019 is a wasteful number, since it uses less digits than its factorization.

90796542019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8895749.

The product of its (nonzero) digits is 1224720, while the sum is 52.

The spelling of 90796542019 in words is "ninety billion, seven hundred ninety-six million, five hundred forty-two thousand, nineteen".