52447961682 has 12 divisors (see below), whose sum is σ = 113637250350. Its totient is φ = 17482653888.

The previous prime is 52447961681. The next prime is 52447961747. The reversal of 52447961682 is 28616974425.

52447961682 is a `hidden beast` number, since 5 + 2 + 4 + 479 + 6 + 168 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 48690394281 + 3757567401 = 220659^2 + 61299^2 .

It is not an unprimeable number, because it can be changed into a prime (52447961681) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1456887807 + ... + 1456887842.

Almost surely, 2^52447961682 is an apocalyptic number.

52447961682 is an abundant number, since it is smaller than the sum of its proper divisors (61189288668).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52447961682 is a wasteful number, since it uses less digits than its factorization.

52447961682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2913775657 (or 2913775654 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 54.

The spelling of 52447961682 in words is "fifty-two billion, four hundred forty-seven million, nine hundred sixty-one thousand, six hundred eighty-two".