22516000001325 has 48 divisors (see below), whose sum is σ = 41601817045440. Its totient is φ = 11939119784640.

The previous prime is 22516000001291. The next prime is 22516000001347. The reversal of 22516000001325 is 52310000061522.

It is a happy number.

22516000001325 is a `hidden beast` number, since 2 + 2 + 51 + 600 + 0 + 0 + 0 + 1 + 3 + 2 + 5 = 666.

It is not a de Polignac number, because 22516000001325 - 2³¹ = 22513852517677 is a prime.

It is a super-3 number, since 3×22516000001325³ (a number of 41 digits) contains 333 as substring.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 96290847 + ... + 96524396.

It is an arithmetic number, because the mean of its divisors is an integer number (866704521780).

Almost surely, 2^{22516000001325} is an apocalyptic number.

22516000001325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22516000001325 is a deficient number, since it is larger than the sum of its proper divisors (19085817044115).

22516000001325 is a wasteful number, since it uses less digits than its factorization.

22516000001325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192815435 (or 192815424 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 22516000001325 its reverse (52310000061522), we get a palindrome (74826000062847).

The spelling of 22516000001325 in words is "twenty-two trillion, five hundred sixteen billion, one thousand, three hundred twenty-five".