273840489777 has 16 divisors (see below), whose sum is σ = 371378051712. Its totient is φ = 179436011520.

The previous prime is 273840489749. The next prime is 273840489779. The reversal of 273840489777 is 777984048372.

It is not a de Polignac number, because 273840489777 - 2¹¹ = 273840487729 is a prime.

It is a super-2 number, since 2×273840489777² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (273840489779) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 297168 + ... + 797489.

It is an arithmetic number, because the mean of its divisors is an integer number (23211128232).

Almost surely, 2^273840489777 is an apocalyptic number.

It is an amenable number.

273840489777 is a deficient number, since it is larger than the sum of its proper divisors (97537561935).

273840489777 is a wasteful number, since it uses less digits than its factorization.

273840489777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1096088.

The product of its (nonzero) digits is 132765696, while the sum is 66.

The spelling of 273840489777 in words is "two hundred seventy-three billion, eight hundred forty million, four hundred eighty-nine thousand, seven hundred seventy-seven".