90226462209 has 64 divisors (see below), whose sum is σ = 135388839936. Its totient is φ = 53071200000.

The previous prime is 90226462199. The next prime is 90226462223.

90226462209 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 90226462209 - 2³⁶ = 21506985473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (90226462279) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 77050194 + ... + 77051364.

It is an arithmetic number, because the mean of its divisors is an integer number (2115450624).

Almost surely, 2^90226462209 is an apocalyptic number.

It is an amenable number.

90226462209 is a deficient number, since it is larger than the sum of its proper divisors (45162377727).

90226462209 is a wasteful number, since it uses less digits than its factorization.

90226462209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1950.

The product of its (nonzero) digits is 186624, while the sum is 42.

The spelling of 90226462209 in words is "ninety billion, two hundred twenty-six million, four hundred sixty-two thousand, two hundred nine".