2611745624225 has 48 divisors (see below), whose sum is σ = 3470249889792. Its totient is φ = 1945402018560.

The previous prime is 2611745624153. The next prime is 2611745624281. The reversal of 2611745624225 is 5224265471162.

It is not a de Polignac number, because 2611745624225 - 2¹² = 2611745620129 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2611745624225.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3532919 + ... + 4207731.

It is an arithmetic number, because the mean of its divisors is an integer number (72296872704).

Almost surely, 2^{2611745624225} is an apocalyptic number.

2611745624225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2611745624225 is a deficient number, since it is larger than the sum of its proper divisors (858504265567).

2611745624225 is a wasteful number, since it uses less digits than its factorization.

2611745624225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675026 (or 675021 counting only the distinct ones).

The product of its digits is 1612800, while the sum is 47.

The spelling of 2611745624225 in words is "two trillion, six hundred eleven billion, seven hundred forty-five million, six hundred twenty-four thousand, two hundred twenty-five".