2776836253 has 16 divisors (see below), whose sum is σ = 3166995456. Its totient is φ = 2419211520.

The previous prime is 2776836229. The next prime is 2776836259. The reversal of 2776836253 is 3526386772.

It is a de Polignac number, because none of the positive numbers 2^k-2776836253 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2776836197 and 2776836206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2776836259) 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, 102426 + ... + 126667.

It is an arithmetic number, because the mean of its divisors is an integer number (197937216).

Almost surely, 2^2776836253 is an apocalyptic number.

2776836253 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2776836253 is a deficient number, since it is larger than the sum of its proper divisors (390159203).

2776836253 is a wasteful number, since it uses less digits than its factorization.

2776836253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229164.

The product of its digits is 2540160, while the sum is 49.

The square root of 2776836253 is about 52695.6948241505. The cubic root of 2776836253 is about 1405.5622683381.

The spelling of 2776836253 in words is "two billion, seven hundred seventy-six million, eight hundred thirty-six thousand, two hundred fifty-three".