2655403699139 has 2 divisors, whose sum is σ = 2655403699140. Its totient is φ = 2655403699138.

The previous prime is 2655403699129. The next prime is 2655403699219. The reversal of 2655403699139 is 9319963045562.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2655403699139 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2655403699129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1327701849569 + 1327701849570.

It is an arithmetic number, because the mean of its divisors is an integer number (1327701849570).

Almost surely, 2^{2655403699139} is an apocalyptic number.

2655403699139 is a deficient number, since it is larger than the sum of its proper divisors (1).

2655403699139 is an equidigital number, since it uses as much as digits as its factorization.

2655403699139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 47239200, while the sum is 62.

The spelling of 2655403699139 in words is "two trillion, six hundred fifty-five billion, four hundred three million, six hundred ninety-nine thousand, one hundred thirty-nine".