52640530560626 has 4 divisors (see below), whose sum is σ = 78960795840942. Its totient is φ = 26320265280312.

The previous prime is 52640530560593. The next prime is 52640530560637. The reversal of 52640530560626 is 62606503504625.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 47175619139401 + 5464911421225 = 6868451^2 + 2337715^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13160132640155 + ... + 13160132640158.

Almost surely, 2^{52640530560626} is an apocalyptic number.

52640530560626 is a deficient number, since it is larger than the sum of its proper divisors (26320265280316).

52640530560626 is a wasteful number, since it uses less digits than its factorization.

52640530560626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26320265280315.

The product of its (nonzero) digits is 7776000, while the sum is 50.

The spelling of 52640530560626 in words is "fifty-two trillion, six hundred forty billion, five hundred thirty million, five hundred sixty thousand, six hundred twenty-six".