23135224545532 has 24 divisors (see below), whose sum is σ = 44170970965632. Its totient is φ = 10515124465200.

The previous prime is 23135224545431. The next prime is 23135224545533. The reversal of 23135224545532 is 23554542253132.

It is a happy number.

It is a super-2 number, since 2×23135224545532² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23135224545533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21639394 + ... + 22683337.

It is an arithmetic number, because the mean of its divisors is an integer number (1840457123568).

Almost surely, 2^{23135224545532} is an apocalyptic number.

23135224545532 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23135224545532 is a deficient number, since it is larger than the sum of its proper divisors (21035746420100).

23135224545532 is a wasteful number, since it uses less digits than its factorization.

23135224545532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44334609 (or 44334607 counting only the distinct ones).

The product of its digits is 4320000, while the sum is 46.

Adding to 23135224545532 its reverse (23554542253132), we get a palindrome (46689766798664).

The spelling of 23135224545532 in words is "twenty-three trillion, one hundred thirty-five billion, two hundred twenty-four million, five hundred forty-five thousand, five hundred thirty-two".