2153220505727 has 2 divisors, whose sum is σ = 2153220505728. Its totient is φ = 2153220505726.

The previous prime is 2153220505693. The next prime is 2153220505771. The reversal of 2153220505727 is 7275050223512.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2153220505727 - 2³⁰ = 2152146763903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2153220505027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1076610252863 + 1076610252864.

It is an arithmetic number, because the mean of its divisors is an integer number (1076610252864).

Almost surely, 2^{2153220505727} is an apocalyptic number.

2153220505727 is a deficient number, since it is larger than the sum of its proper divisors (1).

2153220505727 is an equidigital number, since it uses as much as digits as its factorization.

2153220505727 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 294000, while the sum is 41.

The spelling of 2153220505727 in words is "two trillion, one hundred fifty-three billion, two hundred twenty million, five hundred five thousand, seven hundred twenty-seven".