22525348549 has 8 divisors (see below), whose sum is σ = 24975946080. Its totient is φ = 20141890800.

The previous prime is 22525348541. The next prime is 22525348577. The reversal of 22525348549 is 94584352522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22525348549 - 2³ = 22525348541 is a prime.

It is a super-3 number, since 3×22525348549³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22525348541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16784239 + ... + 16785580.

It is an arithmetic number, because the mean of its divisors is an integer number (3121993260).

Almost surely, 2^22525348549 is an apocalyptic number.

It is an amenable number.

22525348549 is a deficient number, since it is larger than the sum of its proper divisors (2450597531).

22525348549 is a wasteful number, since it uses less digits than its factorization.

22525348549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33569891.

The product of its digits is 3456000, while the sum is 49.

The spelling of 22525348549 in words is "twenty-two billion, five hundred twenty-five million, three hundred forty-eight thousand, five hundred forty-nine".