7227225341525 has 18 divisors (see below), whose sum is σ = 10424903820930. Its totient is φ = 4955811661920.

The previous prime is 7227225341519. The next prime is 7227225341533. The reversal of 7227225341525 is 5251435227227.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 78521567089 + 7148703774436 = 280217^2 + 2673706^2 .

It is not a de Polignac number, because 7227225341525 - 2³⁶ = 7158505864789 is a prime.

It is a super-2 number, since 2×7227225341525² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 7227225341525.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2949886670 + ... + 2949889119.

It is an arithmetic number, because the mean of its divisors is an integer number (579161323385).

Almost surely, 2^{7227225341525} is an apocalyptic number.

It is an amenable number.

7227225341525 is a deficient number, since it is larger than the sum of its proper divisors (3197678479405).

7227225341525 is a wasteful number, since it uses less digits than its factorization.

7227225341525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5899775813 (or 5899775801 counting only the distinct ones).

The product of its digits is 2352000, while the sum is 47.

The spelling of 7227225341525 in words is "seven trillion, two hundred twenty-seven billion, two hundred twenty-five million, three hundred forty-one thousand, five hundred twenty-five".