523306274142 has 32 divisors (see below), whose sum is σ = 1077221021184. Its totient is φ = 169374340800.

The previous prime is 523306274107. The next prime is 523306274203. The reversal of 523306274142 is 241472603325.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 523306274142.

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, 4988998 + ... + 5092809.

It is an arithmetic number, because the mean of its divisors is an integer number (33663156912).

Almost surely, 2^523306274142 is an apocalyptic number.

523306274142 is an abundant number, since it is smaller than the sum of its proper divisors (553914747042).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

523306274142 is a wasteful number, since it uses less digits than its factorization.

523306274142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10082064.

The product of its (nonzero) digits is 241920, while the sum is 39.

Adding to 523306274142 its reverse (241472603325), we get a palindrome (764778877467).

The spelling of 523306274142 in words is "five hundred twenty-three billion, three hundred six million, two hundred seventy-four thousand, one hundred forty-two".