425842997765 has 16 divisors (see below), whose sum is σ = 513059088960. Its totient is φ = 339309711360.

The previous prime is 425842997761. The next prime is 425842997773. The reversal of 425842997765 is 567799248524.

It is not a de Polignac number, because 425842997765 - 2² = 425842997761 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 425842997695 and 425842997704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425842997761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17117906 + ... + 17142764.

It is an arithmetic number, because the mean of its divisors is an integer number (32066193060).

Almost surely, 2^425842997765 is an apocalyptic number.

It is an amenable number.

425842997765 is a deficient number, since it is larger than the sum of its proper divisors (87216091195).

425842997765 is a wasteful number, since it uses less digits than its factorization.

425842997765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38452.

The product of its digits is 304819200, while the sum is 68.

The spelling of 425842997765 in words is "four hundred twenty-five billion, eight hundred forty-two million, nine hundred ninety-seven thousand, seven hundred sixty-five".