828318125542 has 16 divisors (see below), whose sum is σ = 1343218584240. Its totient is φ = 381756859488.

The previous prime is 828318125521. The next prime is 828318125567. The reversal of 828318125542 is 245521813828.

It is a super-2 number, since 2×828318125542² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 294564073 + ... + 294566884.

It is an arithmetic number, because the mean of its divisors is an integer number (83951161515).

Almost surely, 2^828318125542 is an apocalyptic number.

828318125542 is a deficient number, since it is larger than the sum of its proper divisors (514900458698).

828318125542 is a wasteful number, since it uses less digits than its factorization.

828318125542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589131015.

The product of its digits is 1228800, while the sum is 49.

The spelling of 828318125542 in words is "eight hundred twenty-eight billion, three hundred eighteen million, one hundred twenty-five thousand, five hundred forty-two".