523353838534 has 4 divisors (see below), whose sum is σ = 785030757804. Its totient is φ = 261676919266.

The previous prime is 523353838471. The next prime is 523353838547. The reversal of 523353838534 is 435838353325.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130838459632 + ... + 130838459635.

It is an arithmetic number, because the mean of its divisors is an integer number (196257689451).

Almost surely, 2^523353838534 is an apocalyptic number.

523353838534 is a deficient number, since it is larger than the sum of its proper divisors (261676919270).

523353838534 is a wasteful number, since it uses less digits than its factorization.

523353838534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261676919269.

The product of its digits is 15552000, while the sum is 52.

The spelling of 523353838534 in words is "five hundred twenty-three billion, three hundred fifty-three million, eight hundred thirty-eight thousand, five hundred thirty-four".