90238836016042 has 16 divisors (see below), whose sum is σ = 154904477849280. Its totient is φ = 38621454265728.

The previous prime is 90238836016019. The next prime is 90238836016061. The reversal of 90238836016042 is 24061063883209.

It is an unprimeable number.

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, 4361039143 + ... + 4361059834.

It is an arithmetic number, because the mean of its divisors is an integer number (9681529865580).

Almost surely, 2^{90238836016042} is an apocalyptic number.

90238836016042 is a deficient number, since it is larger than the sum of its proper divisors (64665641833238).

90238836016042 is a wasteful number, since it uses less digits than its factorization.

90238836016042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8722099725.

The product of its (nonzero) digits is 2985984, while the sum is 52.

The spelling of 90238836016042 in words is "ninety trillion, two hundred thirty-eight billion, eight hundred thirty-six million, sixteen thousand, forty-two".