273552027551 has 4 divisors (see below), whose sum is σ = 298420393704. Its totient is φ = 248683661400.

The previous prime is 273552027533. The next prime is 273552027559. The reversal of 273552027551 is 155720255372.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-273552027551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (273552027559) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12434183060 + ... + 12434183081.

It is an arithmetic number, because the mean of its divisors is an integer number (74605098426).

Almost surely, 2^273552027551 is an apocalyptic number.

273552027551 is a deficient number, since it is larger than the sum of its proper divisors (24868366153).

273552027551 is a wasteful number, since it uses less digits than its factorization.

273552027551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24868366152.

The product of its (nonzero) digits is 735000, while the sum is 44.

The spelling of 273552027551 in words is "two hundred seventy-three billion, five hundred fifty-two million, twenty-seven thousand, five hundred fifty-one".