526076046721 has 9 divisors (see below), whose sum is σ = 540706178691. Its totient is φ = 511831663992.

The previous prime is 526076046697. The next prime is 526076046739. The reversal of 526076046721 is 127640670625.

The square root of 526076046721 is 725311.

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., 470740071025 + 55335975696 = 686105^2 + 235236^2 .

It is not a de Polignac number, because 526076046721 - 2⁵ = 526076046689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (526076046521) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 26826706 + ... + 26846308.

It is an arithmetic number, because the mean of its divisors is an integer number (60078464299).

Almost surely, 2^526076046721 is an apocalyptic number.

526076046721 is the 725311-st square number.

526076046721 is the 362656-th centered octagonal number.

It is an amenable number.

526076046721 is a deficient number, since it is larger than the sum of its proper divisors (14630131970).

526076046721 is an frugal number, since it uses more digits than its factorization.

526076046721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39280 (or 19640 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 46.

The spelling of 526076046721 in words is "five hundred twenty-six billion, seventy-six million, forty-six thousand, seven hundred twenty-one".