53543406676 has 6 divisors (see below), whose sum is σ = 93700961690. Its totient is φ = 26771703336.

The previous prime is 53543406667. The next prime is 53543406743. The reversal of 53543406676 is 67660434535.

It can be written as a sum of positive squares in only one way, i.e., 44360784400 + 9182622276 = 210620^2 + 95826^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6692925831 + ... + 6692925838.

Almost surely, 2^53543406676 is an apocalyptic number.

It is an amenable number.

53543406676 is a deficient number, since it is larger than the sum of its proper divisors (40157555014).

53543406676 is a wasteful number, since it uses less digits than its factorization.

53543406676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13385851673 (or 13385851671 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 49.

The spelling of 53543406676 in words is "fifty-three billion, five hundred forty-three million, four hundred six thousand, six hundred seventy-six".