2666524501099 has 2 divisors, whose sum is σ = 2666524501100. Its totient is φ = 2666524501098.

The previous prime is 2666524500943. The next prime is 2666524501111. The reversal of 2666524501099 is 9901054256662.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2666524501099 is a prime.

It is a super-2 number, since 2×2666524501099² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2666524501699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1333262250549 + 1333262250550.

It is an arithmetic number, because the mean of its divisors is an integer number (1333262250550).

Almost surely, 2^{2666524501099} is an apocalyptic number.

2666524501099 is a deficient number, since it is larger than the sum of its proper divisors (1).

2666524501099 is an equidigital number, since it uses as much as digits as its factorization.

2666524501099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6998400, while the sum is 55.

The spelling of 2666524501099 in words is "two trillion, six hundred sixty-six billion, five hundred twenty-four million, five hundred one thousand, ninety-nine".