23422737549 has 8 divisors (see below), whose sum is σ = 32237746432. Its totient is φ = 15111443520.

The previous prime is 23422737473. The next prime is 23422737553. The reversal of 23422737549 is 94573722432.

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

It is not a de Polignac number, because 23422737549 - 2¹³ = 23422729357 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23422737498 and 23422737507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23422737589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125928604 + ... + 125928789.

It is an arithmetic number, because the mean of its divisors is an integer number (4029718304).

Almost surely, 2^23422737549 is an apocalyptic number.

It is an amenable number.

23422737549 is a deficient number, since it is larger than the sum of its proper divisors (8815008883).

23422737549 is a wasteful number, since it uses less digits than its factorization.

23422737549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251857427.

The product of its digits is 2540160, while the sum is 48.

The spelling of 23422737549 in words is "twenty-three billion, four hundred twenty-two million, seven hundred thirty-seven thousand, five hundred forty-nine".