2652629657 has 2 divisors, whose sum is σ = 2652629658. Its totient is φ = 2652629656.

The previous prime is 2652629633. The next prime is 2652629677. The reversal of 2652629657 is 7569262562.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1819960921 + 832668736 = 42661^2 + 28856^2 .

It is a cyclic number.

It is not a de Polignac number, because 2652629657 - 2⁶ = 2652629593 is a prime.

It is not a weakly prime, because it can be changed into another prime (2652629677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1326314828 + 1326314829.

It is an arithmetic number, because the mean of its divisors is an integer number (1326314829).

Almost surely, 2^2652629657 is an apocalyptic number.

It is an amenable number.

2652629657 is a deficient number, since it is larger than the sum of its proper divisors (1).

2652629657 is an equidigital number, since it uses as much as digits as its factorization.

2652629657 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2721600, while the sum is 50.

The square root of 2652629657 is about 51503.6858583927. The cubic root of 2652629657 is about 1384.2850871236.

The spelling of 2652629657 in words is "two billion, six hundred fifty-two million, six hundred twenty-nine thousand, six hundred fifty-seven".