142536442523 has 16 divisors (see below), whose sum is σ = 151609449600. Its totient is φ = 133540560000.

The previous prime is 142536442487. The next prime is 142536442541. The reversal of 142536442523 is 325244635241.

142536442523 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 142536442523 - 2¹⁶ = 142536376987 is a prime.

It is a super-2 number, since 2×142536442523² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142536442553) 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 15 ways as a sum of consecutive naturals, for example, 8230928 + ... + 8248226.

It is an arithmetic number, because the mean of its divisors is an integer number (9475590600).

Almost surely, 2^142536442523 is an apocalyptic number.

142536442523 is a deficient number, since it is larger than the sum of its proper divisors (9073007077).

142536442523 is a wasteful number, since it uses less digits than its factorization.

142536442523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19498.

The product of its digits is 691200, while the sum is 41.

The spelling of 142536442523 in words is "one hundred forty-two billion, five hundred thirty-six million, four hundred forty-two thousand, five hundred twenty-three".