271902693389 has 2 divisors, whose sum is σ = 271902693390. Its totient is φ = 271902693388.

The previous prime is 271902693353. The next prime is 271902693421. The reversal of 271902693389 is 983396209172.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 254384053225 + 17518640164 = 504365^2 + 132358^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-271902693389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (271962693389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135951346694 + 135951346695.

It is an arithmetic number, because the mean of its divisors is an integer number (135951346695).

Almost surely, 2^271902693389 is an apocalyptic number.

It is an amenable number.

271902693389 is a deficient number, since it is larger than the sum of its proper divisors (1).

271902693389 is an equidigital number, since it uses as much as digits as its factorization.

271902693389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8817984, while the sum is 59.

The spelling of 271902693389 in words is "two hundred seventy-one billion, nine hundred two million, six hundred ninety-three thousand, three hundred eighty-nine".