425822807601 has 9 divisors (see below), whose sum is σ = 615080216491. Its totient is φ = 283880566632.

The previous prime is 425822807519. The next prime is 425822807603. The reversal of 425822807601 is 106708228524.

The square root of 425822807601 is 652551.

It is a perfect power (a square), and thus also a powerful number.

425822807601 is a `hidden beast` number, since 4 + 2 + 582 + 2 + 8 + 0 + 7 + 60 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 423000648225 + 2822159376 = 650385^2 + 53124^2 .

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 425822807601 - 2²¹ = 425820710449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (425822807603) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1848895 + ... + 2066411.

Almost surely, 2^425822807601 is an apocalyptic number.

425822807601 is the 652551-st square number.

425822807601 is the 326276-th centered octagonal number.

It is an amenable number.

425822807601 is a deficient number, since it is larger than the sum of its proper divisors (189257408890).

425822807601 is an frugal number, since it uses more digits than its factorization.

425822807601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435040 (or 217520 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 45.

The spelling of 425822807601 in words is "four hundred twenty-five billion, eight hundred twenty-two million, eight hundred seven thousand, six hundred one".