23403520155452 has 24 divisors (see below), whose sum is σ = 43159071325440. Its totient is φ = 11073709024560.

The previous prime is 23403520155377. The next prime is 23403520155469. The reversal of 23403520155452 is 25455102530432.

23403520155452 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168943418 + ... + 169081889.

It is an arithmetic number, because the mean of its divisors is an integer number (1798294638560).

Almost surely, 2^{23403520155452} is an apocalyptic number.

It is an amenable number.

23403520155452 is a deficient number, since it is larger than the sum of its proper divisors (19755551169988).

23403520155452 is a wasteful number, since it uses less digits than its factorization.

23403520155452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338026241 (or 338026239 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 41.

Adding to 23403520155452 its reverse (25455102530432), we get a palindrome (48858622685884).

The spelling of 23403520155452 in words is "twenty-three trillion, four hundred three billion, five hundred twenty million, one hundred fifty-five thousand, four hundred fifty-two".