7628955827 has 2 divisors, whose sum is σ = 7628955828. Its totient is φ = 7628955826.

The previous prime is 7628955797. The next prime is 7628955877. The reversal of 7628955827 is 7285598267.

It is a weak prime.

It is an emirp because it is prime and its reverse (7285598267) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7628955827 - 2¹² = 7628951731 is a prime.

It is not a weakly prime, because it can be changed into another prime (7628955877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3814477913 + 3814477914.

It is an arithmetic number, because the mean of its divisors is an integer number (3814477914).

Almost surely, 2^7628955827 is an apocalyptic number.

7628955827 is a deficient number, since it is larger than the sum of its proper divisors (1).

7628955827 is an equidigital number, since it uses as much as digits as its factorization.

7628955827 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16934400, while the sum is 59.

The square root of 7628955827 is about 87343.8940453195. The cubic root of 7628955827 is about 1968.5889065172.

The spelling of 7628955827 in words is "seven billion, six hundred twenty-eight million, nine hundred fifty-five thousand, eight hundred twenty-seven".