23063533956 has 72 divisors (see below), whose sum is σ = 61926601464. Its totient is φ = 7212441600.

The previous prime is 23063533907. The next prime is 23063533963. The reversal of 23063533956 is 65933536032.

23063533956 is a `hidden beast` number, since 2 + 3 + 0 + 63 + 533 + 9 + 56 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 337971456 + 22725562500 = 18384^2 + 150750^2 .

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 23 ways as a sum of consecutive naturals, for example, 131356 + ... + 251756.

It is an arithmetic number, because the mean of its divisors is an integer number (860091687).

Almost surely, 2^23063533956 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23063533956, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30963300732).

23063533956 is an abundant number, since it is smaller than the sum of its proper divisors (38863067508).

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

23063533956 is a wasteful number, since it uses less digits than its factorization.

23063533956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120741 (or 120736 counting only the distinct ones).

The product of its (nonzero) digits is 1312200, while the sum is 45.

The spelling of 23063533956 in words is "twenty-three billion, sixty-three million, five hundred thirty-three thousand, nine hundred fifty-six".