46878745225 has 27 divisors (see below), whose sum is σ = 62964019989. Its totient is φ = 34607757600.

The previous prime is 46878745219. The next prime is 46878745261. The reversal of 46878745225 is 52254787864.

The square root of 46878745225 is 216515.

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

It can be written as a sum of positive squares in 4 ways, for example, as 12083065929 + 34795679296 = 109923^2 + 186536^2 .

It is a de Polignac number, because none of the positive numbers 2^k-46878745225 is a prime.

It is a zygodrome in base 3.

It is a self number, because there is not a number n which added to its sum of digits gives 46878745225.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 14071810 + ... + 14075140.

Almost surely, 2^46878745225 is an apocalyptic number.

46878745225 is the 216515-th square number.

46878745225 is the 108258-th centered octagonal number.

It is an amenable number.

46878745225 is a deficient number, since it is larger than the sum of its proper divisors (16085274764).

46878745225 is an frugal number, since it uses more digits than its factorization.

46878745225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6698 (or 3349 counting only the distinct ones).

The product of its digits is 30105600, while the sum is 58.

The spelling of 46878745225 in words is "forty-six billion, eight hundred seventy-eight million, seven hundred forty-five thousand, two hundred twenty-five".