7955567028 has 36 divisors (see below), whose sum is σ = 20143871748. Its totient is φ = 2647376640.

The previous prime is 7955567023. The next prime is 7955567047. The reversal of 7955567028 is 8207655597.

7955567028 is a `hidden beast` number, since 7 + 9 + 55 + 567 + 0 + 28 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3566239524 + 4389327504 = 59718^2 + 66252^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7955567023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 164983 + ... + 207678.

It is an arithmetic number, because the mean of its divisors is an integer number (559551993).

Almost surely, 2^7955567028 is an apocalyptic number.

It is an amenable number.

7955567028 is an abundant number, since it is smaller than the sum of its proper divisors (12188304720).

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

7955567028 is a wasteful number, since it uses less digits than its factorization.

7955567028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373264 (or 373259 counting only the distinct ones).

The product of its (nonzero) digits is 5292000, while the sum is 54.

The square root of 7955567028 is about 89193.9853801813. The cubic root of 7955567028 is about 1996.2903759321.

The spelling of 7955567028 in words is "seven billion, nine hundred fifty-five million, five hundred sixty-seven thousand, twenty-eight".