5216528381794 has 8 divisors (see below), whose sum is σ = 8036273453148. Its totient is φ = 2537770564080.

The previous prime is 5216528381789. The next prime is 5216528381797. The reversal of 5216528381794 is 4971838256125.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4252524487225 + 964003894569 = 2062165^2 + 981837^2 .

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

It is not an unprimeable number, because it can be changed into a prime (5216528381797) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35246813317 + ... + 35246813464.

Almost surely, 2^{5216528381794} is an apocalyptic number.

5216528381794 is a deficient number, since it is larger than the sum of its proper divisors (2819745071354).

5216528381794 is a wasteful number, since it uses less digits than its factorization.

5216528381794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70493626820.

The product of its digits is 29030400, while the sum is 61.

The spelling of 5216528381794 in words is "five trillion, two hundred sixteen billion, five hundred twenty-eight million, three hundred eighty-one thousand, seven hundred ninety-four".