2664690053 has 2 divisors, whose sum is σ = 2664690054. Its totient is φ = 2664690052.

The previous prime is 2664690043. The next prime is 2664690071. The reversal of 2664690053 is 3500964662.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1446889444 + 1217800609 = 38038^2 + 34897^2 .

It is a cyclic number.

It is not a de Polignac number, because 2664690053 - 2⁴ = 2664690037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2664690043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1332345026 + 1332345027.

It is an arithmetic number, because the mean of its divisors is an integer number (1332345027).

Almost surely, 2^2664690053 is an apocalyptic number.

It is an amenable number.

2664690053 is a deficient number, since it is larger than the sum of its proper divisors (1).

2664690053 is an equidigital number, since it uses as much as digits as its factorization.

2664690053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 233280, while the sum is 41.

The square root of 2664690053 is about 51620.6359220806. The cubic root of 2664690053 is about 1386.3798371686.

The spelling of 2664690053 in words is "two billion, six hundred sixty-four million, six hundred ninety thousand, fifty-three".