23531501422 has 32 divisors (see below), whose sum is σ = 43907409504. Its totient is φ = 9292569600.

The previous prime is 23531501363. The next prime is 23531501431. The reversal of 23531501422 is 22410513532.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2415079 + ... + 2424802.

It is an arithmetic number, because the mean of its divisors is an integer number (1372106547).

Almost surely, 2^23531501422 is an apocalyptic number.

23531501422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23531501422 is a deficient number, since it is larger than the sum of its proper divisors (20375908082).

23531501422 is a wasteful number, since it uses less digits than its factorization.

23531501422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4839924.

The product of its (nonzero) digits is 7200, while the sum is 28.

The spelling of 23531501422 in words is "twenty-three billion, five hundred thirty-one million, five hundred one thousand, four hundred twenty-two".