276242434485 has 8 divisors (see below), whose sum is σ = 441987895200. Its totient is φ = 147329298384.

The previous prime is 276242434471. The next prime is 276242434511. The reversal of 276242434485 is 584434242672.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 276242434485 - 2⁸ = 276242434229 is a prime.

It is a super-2 number, since 2×276242434485² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9208081135 + ... + 9208081164.

It is an arithmetic number, because the mean of its divisors is an integer number (55248486900).

Almost surely, 2^276242434485 is an apocalyptic number.

It is an amenable number.

276242434485 is a deficient number, since it is larger than the sum of its proper divisors (165745460715).

276242434485 is a wasteful number, since it uses less digits than its factorization.

276242434485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18416162307.

The product of its digits is 10321920, while the sum is 51.

The spelling of 276242434485 in words is "two hundred seventy-six billion, two hundred forty-two million, four hundred thirty-four thousand, four hundred eighty-five".