22530152025 has 72 divisors (see below), whose sum is σ = 44051381920. Its totient is φ = 11383597440.

The previous prime is 22530152011. The next prime is 22530152059. The reversal of 22530152025 is 52025103522.

It is not a de Polignac number, because 22530152025 - 2¹⁰ = 22530151001 is a prime.

It is a super-2 number, since 2×22530152025² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 22530152025.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 17829 + ... + 213021.

Almost surely, 2^22530152025 is an apocalyptic number.

22530152025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22530152025 is a deficient number, since it is larger than the sum of its proper divisors (21521229895).

22530152025 is a wasteful number, since it uses less digits than its factorization.

22530152025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195237 (or 195220 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

Adding to 22530152025 its reverse (52025103522), we get a palindrome (74555255547).

The spelling of 22530152025 in words is "twenty-two billion, five hundred thirty million, one hundred fifty-two thousand, twenty-five".