22430202452525 has 72 divisors (see below), whose sum is σ = 33167418086880. Its totient is φ = 14995535667840.

The previous prime is 22430202452467. The next prime is 22430202452557. The reversal of 22430202452525 is 52525420203422.

It is not a de Polignac number, because 22430202452525 - 2¹⁶ = 22430202386989 is a prime.

It is a super-2 number, since 2×22430202452525² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

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, 28423991 + ... + 29202459.

It is an arithmetic number, because the mean of its divisors is an integer number (460658584540).

Almost surely, 2^{22430202452525} is an apocalyptic number.

22430202452525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22430202452525 is a deficient number, since it is larger than the sum of its proper divisors (10737215634355).

22430202452525 is a wasteful number, since it uses less digits than its factorization.

22430202452525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 779083 (or 779071 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 38.

Adding to 22430202452525 its reverse (52525420203422), we get a palindrome (74955622655947).

The spelling of 22430202452525 in words is "twenty-two trillion, four hundred thirty billion, two hundred two million, four hundred fifty-two thousand, five hundred twenty-five".