23266685970 has 128 divisors (see below), whose sum is σ = 68173056000. Its totient is φ = 5599730880.

The previous prime is 23266685969. The next prime is 23266685971. The reversal of 23266685970 is 7958666232.

It is an interprime number because it is at equal distance from previous prime (23266685969) and next prime (23266685971).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (23266685971) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 384651 + ... + 441009.

It is an arithmetic number, because the mean of its divisors is an integer number (532602000).

Almost surely, 2^23266685970 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23266685970, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34086528000).

23266685970 is an abundant number, since it is smaller than the sum of its proper divisors (44906370030).

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

23266685970 is a wasteful number, since it uses less digits than its factorization.

23266685970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56525 (or 56519 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 54.

The spelling of 23266685970 in words is "twenty-three billion, two hundred sixty-six million, six hundred eighty-five thousand, nine hundred seventy".