276244750645 has 16 divisors (see below), whose sum is σ = 341356861440. Its totient is φ = 214476803200.

The previous prime is 276244750637. The next prime is 276244750651. The reversal of 276244750645 is 546057442672.

It is not a de Polignac number, because 276244750645 - 2³ = 276244750637 is a prime.

It is a super-2 number, since 2×276244750645² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 276244750592 and 276244750601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3488425 + ... + 3566734.

It is an arithmetic number, because the mean of its divisors is an integer number (21334803840).

Almost surely, 2^276244750645 is an apocalyptic number.

It is an amenable number.

276244750645 is a deficient number, since it is larger than the sum of its proper divisors (65112110795).

276244750645 is a wasteful number, since it uses less digits than its factorization.

276244750645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7055396.

The product of its (nonzero) digits is 11289600, while the sum is 52.

The spelling of 276244750645 in words is "two hundred seventy-six billion, two hundred forty-four million, seven hundred fifty thousand, six hundred forty-five".