523172315270066 has 64 divisors (see below), whose sum is σ = 1030100804305920. Its totient is φ = 193066694199360.

The previous prime is 523172315270051. The next prime is 523172315270071. The reversal of 523172315270066 is 660072513271325.

It is a junction number, because it is equal to n+sod(n) for n = 523172315269996 and 523172315270023.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3230621 + ... + 32508176.

It is an arithmetic number, because the mean of its divisors is an integer number (16095325067280).

Almost surely, 2^{523172315270066} is an apocalyptic number.

523172315270066 is a deficient number, since it is larger than the sum of its proper divisors (506928489035854).

523172315270066 is a wasteful number, since it uses less digits than its factorization.

523172315270066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35743839.

The product of its (nonzero) digits is 3175200, while the sum is 50.

The spelling of 523172315270066 in words is "five hundred twenty-three trillion, one hundred seventy-two billion, three hundred fifteen million, two hundred seventy thousand, sixty-six".