523394589347 has 16 divisors (see below), whose sum is σ = 604326744000. Its totient is φ = 444006326400.

The previous prime is 523394589337. The next prime is 523394589349. The reversal of 523394589347 is 743985493325.

It is not a de Polignac number, because 523394589347 - 2¹² = 523394585251 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 523394589347.

It is not an unprimeable number, because it can be changed into a prime (523394589349) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1656929 + ... + 1947357.

It is an arithmetic number, because the mean of its divisors is an integer number (37770421500).

Almost surely, 2^523394589347 is an apocalyptic number.

523394589347 is a deficient number, since it is larger than the sum of its proper divisors (80932154653).

523394589347 is a wasteful number, since it uses less digits than its factorization.

523394589347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293086.

The product of its digits is 97977600, while the sum is 62.

The spelling of 523394589347 in words is "five hundred twenty-three billion, three hundred ninety-four million, five hundred eighty-nine thousand, three hundred forty-seven".