74095562025 has 135 divisors (see below), whose sum is σ = 144025080199. Its totient is φ = 37655750880.

The previous prime is 74095561949. The next prime is 74095562029. The reversal of 74095562025 is 52026559047.

The square root of 74095562025 is 272205.

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

74095562025 is a `hidden beast` number, since 74 + 0 + 9 + 556 + 2 + 0 + 25 = 666.

It can be written as a sum of positive squares in only one way, i.e., 26674402329 + 47421159696 = 163323^2 + 217764^2 .

It is a tau number, because it is divible by the number of its divisors (135).

It is not a de Polignac number, because 74095562025 - 2²¹ = 74093464873 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74095562029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 134 ways as a sum of consecutive naturals, for example, 281732044 + ... + 281732306.

Almost surely, 2^74095562025 is an apocalyptic number.

74095562025 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

74095562025 is the 272205-th square number.

74095562025 is the 136103-rd centered octagonal number.

It is an amenable number.

74095562025 is a deficient number, since it is larger than the sum of its proper divisors (69929518174).

74095562025 is an equidigital number, since it uses as much as digits as its factorization.

74095562025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594 (or 294 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 45.

The spelling of 74095562025 in words is "seventy-four billion, ninety-five million, five hundred sixty-two thousand, twenty-five".