7958425122 has 90 divisors (see below), whose sum is σ = 18369821547. Its totient is φ = 2575218744.

The previous prime is 7958425091. The next prime is 7958425157. The reversal of 7958425122 is 2215248597.

7958425122 is a `hidden beast` number, since 7 + 95 + 8 + 42 + 512 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3979212561 + 3979212561 = 63081^2 + 63081^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=63081.

It is an unprimeable number.

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 44 ways as a sum of consecutive naturals, for example, 48824613 + ... + 48824775.

Almost surely, 2^7958425122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7958425122

7958425122 is an abundant number, since it is smaller than the sum of its proper divisors (10411396425).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7958425122 is an equidigital number, since it uses as much as digits as its factorization.

7958425122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426 (or 211 counting only the distinct ones).

The product of its digits is 403200, while the sum is 45.

The square root of 7958425122 is about 89210.0057280572. The cubic root of 7958425122 is about 1996.5294078119.

The spelling of 7958425122 in words is "seven billion, nine hundred fifty-eight million, four hundred twenty-five thousand, one hundred twenty-two".