7975527225 has 24 divisors (see below), whose sum is σ = 13232834592. Its totient is φ = 4238572800.

The previous prime is 7975527223. The next prime is 7975527227. The reversal of 7975527225 is 5227255797.

It is an interprime number because it is at equal distance from previous prime (7975527223) and next prime (7975527227).

It is not a de Polignac number, because 7975527225 - 2¹ = 7975527223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7975527223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 166656 + ... + 209105.

It is an arithmetic number, because the mean of its divisors is an integer number (551368108).

Almost surely, 2^7975527225 is an apocalyptic number.

7975527225 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

7975527225 is a deficient number, since it is larger than the sum of its proper divisors (5257307367).

7975527225 is a wasteful number, since it uses less digits than its factorization.

7975527225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376057 (or 376052 counting only the distinct ones).

The product of its digits is 3087000, while the sum is 51.

The square root of 7975527225 is about 89305.8073419640. The cubic root of 7975527225 is about 1997.9585189699.

The spelling of 7975527225 in words is "seven billion, nine hundred seventy-five million, five hundred twenty-seven thousand, two hundred twenty-five".