23401451541549 has 8 divisors (see below), whose sum is σ = 32277864195360. Its totient is φ = 15063003291056.

The previous prime is 23401451541541. The next prime is 23401451541551. The reversal of 23401451541549 is 94514515410432.

It is a happy number.

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 23401451541549 - 2³ = 23401451541541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23401451541498 and 23401451541507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23401451541541) 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, 134491100727 + ... + 134491100900.

It is an arithmetic number, because the mean of its divisors is an integer number (4034733024420).

Almost surely, 2^{23401451541549} is an apocalyptic number.

23401451541549 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

It is an amenable number.

23401451541549 is a deficient number, since it is larger than the sum of its proper divisors (8876412653811).

23401451541549 is a wasteful number, since it uses less digits than its factorization.

23401451541549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268982201659.

The product of its (nonzero) digits is 1728000, while the sum is 48.

The spelling of 23401451541549 in words is "twenty-three trillion, four hundred one billion, four hundred fifty-one million, five hundred forty-one thousand, five hundred forty-nine".