662528427716 has 12 divisors (see below), whose sum is σ = 1181300687532. Its totient is φ = 325013945568.

The previous prime is 662528427683. The next prime is 662528427763. The reversal of 662528427716 is 617724825266.

It can be written as a sum of positive squares in 2 ways, for example, as 610523449600 + 52004978116 = 781360^2 + 228046^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1562566835 + ... + 1562567258.

It is an arithmetic number, because the mean of its divisors is an integer number (98441723961).

Almost surely, 2^662528427716 is an apocalyptic number.

It is an amenable number.

662528427716 is a deficient number, since it is larger than the sum of its proper divisors (518772259816).

662528427716 is a wasteful number, since it uses less digits than its factorization.

662528427716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3125134150 (or 3125134148 counting only the distinct ones).

The product of its digits is 13547520, while the sum is 56.

The spelling of 662528427716 in words is "six hundred sixty-two billion, five hundred twenty-eight million, four hundred twenty-seven thousand, seven hundred sixteen".