273378651775 has 6 divisors (see below), whose sum is σ = 338989528232. Its totient is φ = 218702921400.

The previous prime is 273378651761. The next prime is 273378651781. The reversal of 273378651775 is 577156873372.

It is not a de Polignac number, because 273378651775 - 2²⁵ = 273345097343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5467573011 + ... + 5467573060.

Almost surely, 2^273378651775 is an apocalyptic number.

273378651775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

273378651775 is a deficient number, since it is larger than the sum of its proper divisors (65610876457).

273378651775 is a wasteful number, since it uses less digits than its factorization.

273378651775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10935146081 (or 10935146076 counting only the distinct ones).

The product of its digits is 51861600, while the sum is 61.

It can be divided in two parts, 2733786 and 51775, that added together give a square (2785561 = 1669²).

The spelling of 273378651775 in words is "two hundred seventy-three billion, three hundred seventy-eight million, six hundred fifty-one thousand, seven hundred seventy-five".