7646252153 has 2 divisors, whose sum is σ = 7646252154. Its totient is φ = 7646252152.

The previous prime is 7646252149. The next prime is 7646252161. The reversal of 7646252153 is 3512526467.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7225510009 + 420742144 = 85003^2 + 20512^2 .

It is a cyclic number.

It is not a de Polignac number, because 7646252153 - 2² = 7646252149 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7646252153.

It is not a weakly prime, because it can be changed into another prime (7646252113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3823126076 + 3823126077.

It is an arithmetic number, because the mean of its divisors is an integer number (3823126077).

Almost surely, 2^7646252153 is an apocalyptic number.

It is an amenable number.

7646252153 is a deficient number, since it is larger than the sum of its proper divisors (1).

7646252153 is an equidigital number, since it uses as much as digits as its factorization.

7646252153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 302400, while the sum is 41.

The square root of 7646252153 is about 87442.8507826683. The cubic root of 7646252153 is about 1970.0755081986.

The spelling of 7646252153 in words is "seven billion, six hundred forty-six million, two hundred fifty-two thousand, one hundred fifty-three".