425367666763524 has 36 divisors (see below), whose sum is σ = 1075235816891964. Its totient is φ = 141789106017792.

The previous prime is 425367666763489. The next prime is 425367666763541.

It is a happy number.

425367666763524 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 102084389957124 + 323283276806400 = 10103682^2 + 17980080^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47400604 + ... + 55655660.

Almost surely, 2^{425367666763524} is an apocalyptic number.

It is an amenable number.

425367666763524 is an abundant number, since it is smaller than the sum of its proper divisors (649868150128440).

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

425367666763524 is a wasteful number, since it uses less digits than its factorization.

425367666763524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9686404 (or 9686399 counting only the distinct ones).

The product of its digits is 5486745600, while the sum is 72.

The spelling of 425367666763524 in words is "four hundred twenty-five trillion, three hundred sixty-seven billion, six hundred sixty-six million, seven hundred sixty-three thousand, five hundred twenty-four".