523074156452066 has 8 divisors (see below), whose sum is σ = 788946103378524. Its totient is φ = 260092121992560.

The previous prime is 523074156452011. The next prime is 523074156452083. The reversal of 523074156452066 is 660254651470325.

It can be written as a sum of positive squares in 2 ways, for example, as 390534865422025 + 132539291030041 = 19761955^2 + 11512571^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 722478116285 + ... + 722478117008.

Almost surely, 2^{523074156452066} is an apocalyptic number.

523074156452066 is a deficient number, since it is larger than the sum of its proper divisors (265871946926458).

523074156452066 is a wasteful number, since it uses less digits than its factorization.

523074156452066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1444956233476.

The product of its (nonzero) digits is 36288000, while the sum is 56.

The spelling of 523074156452066 in words is "five hundred twenty-three trillion, seventy-four billion, one hundred fifty-six million, four hundred fifty-two thousand, sixty-six".