23440356030 has 256 divisors, whose sum is σ = 70805145600. Its totient is φ = 4834805760.

The previous prime is 23440356011. The next prime is 23440356053. The reversal of 23440356030 is 3065304432.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 43327560 + ... + 43328100.

It is an arithmetic number, because the mean of its divisors is an integer number (276582600).

Almost surely, 2^23440356030 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23440356030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35402572800).

23440356030 is an abundant number, since it is smaller than the sum of its proper divisors (47364789570).

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

23440356030 is a wasteful number, since it uses less digits than its factorization.

23440356030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 899.

The product of its (nonzero) digits is 25920, while the sum is 30.

The spelling of 23440356030 in words is "twenty-three billion, four hundred forty million, three hundred fifty-six thousand, thirty".