2285372945025 has 81 divisors (see below), whose sum is σ = 4139976051081. Its totient is φ = 1205138926080.

The previous prime is 2285372944937. The next prime is 2285372945029. The reversal of 2285372945025 is 5205492735822.

It is a happy number.

The square root of 2285372945025 is 1511745.

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

2285372945025 is a `hidden beast` number, since 2 + 2 + 85 + 37 + 29 + 4 + 502 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 84030994161 + 2201341950864 = 289881^2 + 1483692^2 .

It is not a de Polignac number, because 2285372945025 - 2²¹ = 2285370847873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2285372945029) by changing a digit.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 2199588456 + ... + 2199589494.

Almost surely, 2^{2285372945025} is an apocalyptic number.

2285372945025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2285372945025 is the 1511745-th square number.

2285372945025 is the 755873-rd centered octagonal number.

It is an amenable number.

2285372945025 is a deficient number, since it is larger than the sum of its proper divisors (1854603106056).

2285372945025 is an frugal number, since it uses more digits than its factorization.

2285372945025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2288 (or 1144 counting only the distinct ones).

The product of its (nonzero) digits is 12096000, while the sum is 54.

The spelling of 2285372945025 in words is "two trillion, two hundred eighty-five billion, three hundred seventy-two million, nine hundred forty-five thousand, twenty-five".