2243782265725 has 96 divisors (see below), whose sum is σ = 3826777570560. Its totient is φ = 1259635968000.

The previous prime is 2243782265707. The next prime is 2243782265749. The reversal of 2243782265725 is 5275622873422.

It is a happy number.

It is not a de Polignac number, because 2243782265725 - 2⁵ = 2243782265693 is a prime.

It is a super-4 number, since 4×2243782265725⁴ (a number of 51 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (55).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 67410 + ... + 2119459.

It is an arithmetic number, because the mean of its divisors is an integer number (39862266360).

Almost surely, 2^{2243782265725} is an apocalyptic number.

2243782265725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2243782265725 is a deficient number, since it is larger than the sum of its proper divisors (1582995304835).

2243782265725 is a wasteful number, since it uses less digits than its factorization.

2243782265725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2186951 (or 2186946 counting only the distinct ones).

The product of its digits is 22579200, while the sum is 55.

The spelling of 2243782265725 in words is "two trillion, two hundred forty-three billion, seven hundred eighty-two million, two hundred sixty-five thousand, seven hundred twenty-five".