52625442473 has 4 divisors (see below), whose sum is σ = 52646724948. Its totient is φ = 52604160000.

The previous prime is 52625442469. The next prime is 52625442547. The reversal of 52625442473 is 37424452625.

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

It can be written as a sum of positive squares in 2 ways, for example, as 45231506329 + 7393936144 = 212677^2 + 85988^2 .

It is a cyclic number.

It is not a de Polignac number, because 52625442473 - 2² = 52625442469 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52625442433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10637528 + ... + 10642473.

It is an arithmetic number, because the mean of its divisors is an integer number (13161681237).

Almost surely, 2^52625442473 is an apocalyptic number.

It is an amenable number.

52625442473 is a deficient number, since it is larger than the sum of its proper divisors (21282475).

52625442473 is a wasteful number, since it uses less digits than its factorization.

52625442473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21282474.

The product of its digits is 1612800, while the sum is 44.

The spelling of 52625442473 in words is "fifty-two billion, six hundred twenty-five million, four hundred forty-two thousand, four hundred seventy-three".