528094343401 has 3 divisors (see below), whose sum is σ = 528095070103. Its totient is φ = 528093616700.

The previous prime is 528094343383. The next prime is 528094343411. The reversal of 528094343401 is 104343490825.

The square root of 528094343401 is 726701.

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

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 520852333401 + 7242010000 = 721701^2 + 85100^2 .

It is not a de Polignac number, because 528094343401 - 2⁹ = 528094342889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (528094343411) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 363351 + ... + 1090051.

Almost surely, 2^528094343401 is an apocalyptic number.

528094343401 is the 726701-st square number.

528094343401 is the 363351-st centered octagonal number.

It is an amenable number.

528094343401 is a deficient number, since it is larger than the sum of its proper divisors (726702).

528094343401 is an frugal number, since it uses more digits than its factorization.

528094343401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1453402 (or 726701 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 43.

The spelling of 528094343401 in words is "five hundred twenty-eight billion, ninety-four million, three hundred forty-three thousand, four hundred one".