425665034688677 has 16 divisors (see below), whose sum is σ = 499188513059712. Its totient is φ = 355350423252480.

The previous prime is 425665034688671. The next prime is 425665034688689. The reversal of 425665034688677 is 776886430566524.

It is a cyclic number.

It is not a de Polignac number, because 425665034688677 - 2⁶ = 425665034688613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 425665034688598 and 425665034688607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425665034688671) 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, 1263164948 + ... + 1263501885.

It is an arithmetic number, because the mean of its divisors is an integer number (31199282066232).

Almost surely, 2^{425665034688677} is an apocalyptic number.

It is an amenable number.

425665034688677 is a deficient number, since it is larger than the sum of its proper divisors (73523478371035).

425665034688677 is a wasteful number, since it uses less digits than its factorization.

425665034688677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2526667468.

The product of its (nonzero) digits is 9754214400, while the sum is 77.

The spelling of 425665034688677 in words is "four hundred twenty-five trillion, six hundred sixty-five billion, thirty-four million, six hundred eighty-eight thousand, six hundred seventy-seven".