526973161162816 has 63 divisors (see below), whose sum is σ = 1048764538657101. Its totient is φ = 262719761831424.

The previous prime is 526973161162793. The next prime is 526973161162843. The reversal of 526973161162816 is 618261161379625.

The square root of 526973161162816 is 22955896.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 46526041000000 + 480447120162816 = 6821000^2 + 21919104^2 .

It is a super-2 number, since 2×526973161162816² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 65929329316 + ... + 65929337308.

Almost surely, 2^{526973161162816} is an apocalyptic number.

526973161162816 is the 22955896-th square number.

It is an amenable number.

526973161162816 is a deficient number, since it is larger than the sum of its proper divisors (521791377494285).

526973161162816 is an frugal number, since it uses more digits than its factorization.

526973161162816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16716 (or 8354 counting only the distinct ones).

The product of its digits is 39191040, while the sum is 64.

526973161162816 divided by its sum of digits (64) gives a square (8233955643169 = 2869487²).

The spelling of 526973161162816 in words is "five hundred twenty-six trillion, nine hundred seventy-three billion, one hundred sixty-one million, one hundred sixty-two thousand, eight hundred sixteen".