23155003535 has 16 divisors (see below), whose sum is σ = 28011916800. Its totient is φ = 18373954560.

The previous prime is 23155003499. The next prime is 23155003537. The reversal of 23155003535 is 53530055132.

It is not a de Polignac number, because 23155003535 - 2¹⁰ = 23155002511 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23155003537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 298559 + ... + 368031.

It is an arithmetic number, because the mean of its divisors is an integer number (1750744800).

Almost surely, 2^23155003535 is an apocalyptic number.

23155003535 is a deficient number, since it is larger than the sum of its proper divisors (4856913265).

23155003535 is a wasteful number, since it uses less digits than its factorization.

23155003535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70018.

The product of its (nonzero) digits is 33750, while the sum is 32.

Adding to 23155003535 its reverse (53530055132), we get a palindrome (76685058667).

The spelling of 23155003535 in words is "twenty-three billion, one hundred fifty-five million, three thousand, five hundred thirty-five".