7125552045 has 32 divisors (see below), whose sum is σ = 13334371200. Its totient is φ = 3600277632.

The previous prime is 7125552001. The next prime is 7125552047. The reversal of 7125552045 is 5402555217.

7125552045 is a `hidden beast` number, since 7 + 125 + 5 + 520 + 4 + 5 = 666.

7125552045 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 7125552045 - 2¹⁸ = 7125289901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7125552047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1386432 + ... + 1391561.

It is an arithmetic number, because the mean of its divisors is an integer number (416699100).

Almost surely, 2^7125552045 is an apocalyptic number.

It is an amenable number.

7125552045 is a deficient number, since it is larger than the sum of its proper divisors (6208819155).

7125552045 is a wasteful number, since it uses less digits than its factorization.

7125552045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2778026 (or 2778020 counting only the distinct ones).

The product of its (nonzero) digits is 70000, while the sum is 36.

The square root of 7125552045 is about 84412.9850496948. The cubic root of 7125552045 is about 1924.3002613329.

The spelling of 7125552045 in words is "seven billion, one hundred twenty-five million, five hundred fifty-two thousand, forty-five".