23220523514155 has 8 divisors (see below), whose sum is σ = 30397776236784. Its totient is φ = 16887653464800.

The previous prime is 23220523514087. The next prime is 23220523514239. The reversal of 23220523514155 is 55141532502232.

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

It is a de Polignac number, because none of the positive numbers 2^k-23220523514155 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211095668256 + ... + 211095668365.

It is an arithmetic number, because the mean of its divisors is an integer number (3799722029598).

Almost surely, 2^{23220523514155} is an apocalyptic number.

23220523514155 is a deficient number, since it is larger than the sum of its proper divisors (7177252722629).

23220523514155 is a wasteful number, since it uses less digits than its factorization.

23220523514155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422191336637.

The product of its (nonzero) digits is 360000, while the sum is 40.

The spelling of 23220523514155 in words is "twenty-three trillion, two hundred twenty billion, five hundred twenty-three million, five hundred fourteen thousand, one hundred fifty-five".