425862709073 has 4 divisors (see below), whose sum is σ = 425973817188. Its totient is φ = 425751600960.

The previous prime is 425862709061. The next prime is 425862709123. The reversal of 425862709073 is 370907268524.

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 238176209089 + 187686499984 = 488033^2 + 433228^2 .

It is a cyclic number.

It is not a de Polignac number, because 425862709073 - 2¹⁶ = 425862643537 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (425862709873) 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, 55548308 + ... + 55555973.

It is an arithmetic number, because the mean of its divisors is an integer number (106493454297).

Almost surely, 2^425862709073 is an apocalyptic number.

It is an amenable number.

425862709073 is a deficient number, since it is larger than the sum of its proper divisors (111108115).

425862709073 is a wasteful number, since it uses less digits than its factorization.

425862709073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111108114.

The product of its (nonzero) digits is 5080320, while the sum is 53.

The spelling of 425862709073 in words is "four hundred twenty-five billion, eight hundred sixty-two million, seven hundred nine thousand, seventy-three".