90814350448387 has 16 divisors (see below), whose sum is σ = 97374371927040. Its totient is φ = 84389680881792.

The previous prime is 90814350448309. The next prime is 90814350448453. The reversal of 90814350448387 is 78384405341809.

It is a cyclic number.

It is not a de Polignac number, because 90814350448387 - 2²⁷ = 90814216230659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90814350448687) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 219001348 + ... + 219415630.

It is an arithmetic number, because the mean of its divisors is an integer number (6085898245440).

Almost surely, 2^{90814350448387} is an apocalyptic number.

90814350448387 is a deficient number, since it is larger than the sum of its proper divisors (6560021478653).

90814350448387 is a wasteful number, since it uses less digits than its factorization.

90814350448387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577602.

The product of its (nonzero) digits is 92897280, while the sum is 64.

The spelling of 90814350448387 in words is "ninety trillion, eight hundred fourteen billion, three hundred fifty million, four hundred forty-eight thousand, three hundred eighty-seven".