275550508601 has 2 divisors, whose sum is σ = 275550508602. Its totient is φ = 275550508600.

The previous prime is 275550508579. The next prime is 275550508687. The reversal of 275550508601 is 106805055572.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 272378566201 + 3171942400 = 521899^2 + 56320^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-275550508601 is a prime.

It is not a weakly prime, because it can be changed into another prime (275550507601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137775254300 + 137775254301.

It is an arithmetic number, because the mean of its divisors is an integer number (137775254301).

Almost surely, 2^275550508601 is an apocalyptic number.

It is an amenable number.

275550508601 is a deficient number, since it is larger than the sum of its proper divisors (1).

275550508601 is an equidigital number, since it uses as much as digits as its factorization.

275550508601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 420000, while the sum is 44.

The spelling of 275550508601 in words is "two hundred seventy-five billion, five hundred fifty million, five hundred eight thousand, six hundred one".