945672276549 has 64 divisors (see below), whose sum is σ = 1738707425280. Its totient is φ = 441213246720.

The previous prime is 945672276509. The next prime is 945672276553.

945672276549 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 945672276549 - 2⁸ = 945672276293 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 945672276549.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (945672276509) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4144419 + ... + 4366640.

It is an arithmetic number, because the mean of its divisors is an integer number (27167303520).

Almost surely, 2^945672276549 is an apocalyptic number.

It is an amenable number.

945672276549 is a deficient number, since it is larger than the sum of its proper divisors (793035148731).

945672276549 is a wasteful number, since it uses less digits than its factorization.

945672276549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8511130.

The product of its digits is 228614400, while the sum is 66.

It can be divided in two parts, 945672 and 276549, that added together give a palindrome (1222221).

The spelling of 945672276549 in words is "nine hundred forty-five billion, six hundred seventy-two million, two hundred seventy-six thousand, five hundred forty-nine".