51264545520606 has 32 divisors (see below), whose sum is σ = 111925035187200. Its totient is φ = 15524277751680.

The previous prime is 51264545520481. The next prime is 51264545520607. The reversal of 51264545520606 is 60602554546215.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51264545520607) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 260726286 + ... + 260922833.

It is an arithmetic number, because the mean of its divisors is an integer number (3497657349600).

Almost surely, 2^{51264545520606} is an apocalyptic number.

51264545520606 is an abundant number, since it is smaller than the sum of its proper divisors (60660489666594).

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

51264545520606 is a wasteful number, since it uses less digits than its factorization.

51264545520606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521650624.

The product of its (nonzero) digits is 8640000, while the sum is 51.

The spelling of 51264545520606 in words is "fifty-one trillion, two hundred sixty-four billion, five hundred forty-five million, five hundred twenty thousand, six hundred six".