22515253241430 has 32 divisors (see below), whose sum is σ = 54541622813184. Its totient is φ = 5947954749536.

The previous prime is 22515253241419. The next prime is 22515253241431. The reversal of 22515253241430 is 3414235251522.

It is a super-3 number, since 3×22515253241430³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22515253241431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3507045582 + ... + 3507052001.

It is an arithmetic number, because the mean of its divisors is an integer number (1704425712912).

Almost surely, 2^{22515253241430} is an apocalyptic number.

22515253241430 is an abundant number, since it is smaller than the sum of its proper divisors (32026369571754).

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

22515253241430 is a wasteful number, since it uses less digits than its factorization.

22515253241430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7014097700.

The product of its (nonzero) digits is 288000, while the sum is 39.

Adding to 22515253241430 its reverse (3414235251522), we get a palindrome (25929488492952).

It can be divided in two parts, 2251525 and 3241430, that added together give a triangular number (5492955 = T₃₃₁₄).

The spelling of 22515253241430 in words is "twenty-two trillion, five hundred fifteen billion, two hundred fifty-three million, two hundred forty-one thousand, four hundred thirty".