23522740212623 has 4 divisors (see below), whose sum is σ = 24069780682728. Its totient is φ = 22975699742520.

The previous prime is 23522740212619. The next prime is 23522740212667. The reversal of 23522740212623 is 32621204722532.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23522740212623 - 2² = 23522740212619 is a prime.

It is a super-2 number, since 2×23522740212623² (a number of 28 digits) contains 22 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 (23522740202623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 273520234988 + ... + 273520235073.

It is an arithmetic number, because the mean of its divisors is an integer number (6017445170682).

Almost surely, 2^{23522740212623} is an apocalyptic number.

23522740212623 is a deficient number, since it is larger than the sum of its proper divisors (547040470105).

23522740212623 is an equidigital number, since it uses as much as digits as its factorization.

23522740212623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547040470104.

The product of its (nonzero) digits is 483840, while the sum is 41.

The spelling of 23522740212623 in words is "twenty-three trillion, five hundred twenty-two billion, seven hundred forty million, two hundred twelve thousand, six hundred twenty-three".