23454669387 has 32 divisors (see below), whose sum is σ = 33194810880. Its totient is φ = 14704820480.

The previous prime is 23454669383. The next prime is 23454669389. The reversal of 23454669387 is 78396645432.

It is a cyclic number.

It is not a de Polignac number, because 23454669387 - 2² = 23454669383 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23454669383) 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 31 ways as a sum of consecutive naturals, for example, 2302768 + ... + 2312930.

It is an arithmetic number, because the mean of its divisors is an integer number (1037337840).

Almost surely, 2^23454669387 is an apocalyptic number.

23454669387 is a deficient number, since it is larger than the sum of its proper divisors (9740141493).

23454669387 is a wasteful number, since it uses less digits than its factorization.

23454669387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10883.

The product of its digits is 26127360, while the sum is 57.

The spelling of 23454669387 in words is "twenty-three billion, four hundred fifty-four million, six hundred sixty-nine thousand, three hundred eighty-seven".