23224150520 has 16 divisors (see below), whose sum is σ = 52254338760. Its totient is φ = 9289660192.

The previous prime is 23224150463. The next prime is 23224150541. The reversal of 23224150520 is 2505142232.

It is a super-2 number, since 2×23224150520² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23224150520.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 290301842 + ... + 290301921.

Almost surely, 2^23224150520 is an apocalyptic number.

23224150520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23224150520 is an abundant number, since it is smaller than the sum of its proper divisors (29030188240).

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

23224150520 is a wasteful number, since it uses less digits than its factorization.

23224150520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580603774 (or 580603770 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 23224150520 its reverse (2505142232), we get a palindrome (25729292752).

The spelling of 23224150520 in words is "twenty-three billion, two hundred twenty-four million, one hundred fifty thousand, five hundred twenty".