52779534107406 has 16 divisors (see below), whose sum is σ = 105834679363584. Its totient is φ = 17547242844344.

The previous prime is 52779534107387. The next prime is 52779534107423. The reversal of 52779534107406 is 60470143597725.

It is a self number, because there is not a number n which added to its sum of digits gives 52779534107406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11483795376 + ... + 11483799971.

It is an arithmetic number, because the mean of its divisors is an integer number (6614667460224).

Almost surely, 2^{52779534107406} is an apocalyptic number.

52779534107406 is an abundant number, since it is smaller than the sum of its proper divisors (53055145256178).

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

52779534107406 is a wasteful number, since it uses less digits than its factorization.

52779534107406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22967595735.

The product of its (nonzero) digits is 44452800, while the sum is 60.

The spelling of 52779534107406 in words is "fifty-two trillion, seven hundred seventy-nine billion, five hundred thirty-four million, one hundred seven thousand, four hundred six".