4561323390 has 96 divisors (see below), whose sum is σ = 13083348096. Its totient is φ = 1095390720.

The previous prime is 4561323337. The next prime is 4561323413. The reversal of 4561323390 is 933231654.

It is a happy number.

4561323390 is a `hidden beast` number, since 4 + 5 + 613 + 2 + 3 + 39 + 0 = 666.

It is a super-2 number, since 2×4561323390² = 41611342136322184200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 427 + ... + 95513.

It is an arithmetic number, because the mean of its divisors is an integer number (136284876).

Almost surely, 2^4561323390 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4561323390, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6541674048).

4561323390 is an abundant number, since it is smaller than the sum of its proper divisors (8522024706).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4561323390 is a wasteful number, since it uses less digits than its factorization.

4561323390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95154 (or 95151 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 36.

The square root of 4561323390 is about 67537.5702109574. The cubic root of 4561323390 is about 1658.4292721839.

The spelling of 4561323390 in words is "four billion, five hundred sixty-one million, three hundred twenty-three thousand, three hundred ninety".