90225697323 has 16 divisors (see below), whose sum is σ = 120636359936. Its totient is φ = 59982832800.

The previous prime is 90225697321. The next prime is 90225697351. The reversal of 90225697323 is 32379652209.

90225697323 = 14877² + 14878² + ... + 15273².

It is a happy number.

It is not a de Polignac number, because 90225697323 - 2¹ = 90225697321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90225697321) 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, 5831748 + ... + 5847198.

It is an arithmetic number, because the mean of its divisors is an integer number (7539772496).

Almost surely, 2^90225697323 is an apocalyptic number.

90225697323 is a deficient number, since it is larger than the sum of its proper divisors (30410662613).

90225697323 is a wasteful number, since it uses less digits than its factorization.

90225697323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20754.

The product of its (nonzero) digits is 1224720, while the sum is 48.

The spelling of 90225697323 in words is "ninety billion, two hundred twenty-five million, six hundred ninety-seven thousand, three hundred twenty-three".