23522530042 has 16 divisors (see below), whose sum is σ = 38690857152. Its totient is φ = 10636657920.

The previous prime is 23522530039. The next prime is 23522530049. The reversal of 23522530042 is 24003522532.

It is a happy number.

It is a super-3 number, since 3×23522530042³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (23522530049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2765718 + ... + 2774209.

It is an arithmetic number, because the mean of its divisors is an integer number (2418178572).

Almost surely, 2^23522530042 is an apocalyptic number.

23522530042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23522530042 is a deficient number, since it is larger than the sum of its proper divisors (15168327110).

23522530042 is a wasteful number, since it uses less digits than its factorization.

23522530042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5540133.

The product of its (nonzero) digits is 14400, while the sum is 28.

The spelling of 23522530042 in words is "twenty-three billion, five hundred twenty-two million, five hundred thirty thousand, forty-two".