425999973896071 has 8 divisors (see below), whose sum is σ = 436398913146240. Its totient is φ = 415719879666168.

The previous prime is 425999973896047. The next prime is 425999973896087. The reversal of 425999973896071 is 170698379999524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-425999973896071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425999973896041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29711247811 + ... + 29711262148.

It is an arithmetic number, because the mean of its divisors is an integer number (54549864143280).

It is a 1-persistent number, because it is pandigital, but 2⋅425999973896071 = 851999947792142 is not.

Almost surely, 2^{425999973896071} is an apocalyptic number.

425999973896071 is a deficient number, since it is larger than the sum of its proper divisors (10398939250169).

425999973896071 is a wasteful number, since it uses less digits than its factorization.

425999973896071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59422510133.

The product of its (nonzero) digits is 16665989760, while the sum is 88.

The spelling of 425999973896071 in words is "four hundred twenty-five trillion, nine hundred ninety-nine billion, nine hundred seventy-three million, eight hundred ninety-six thousand, seventy-one".