872645546278 has 64 divisors (see below), whose sum is σ = 1516436974080. Its totient is φ = 372462624000.

The previous prime is 872645546251. The next prime is 872645546291.

872645546278 is nontrivially palindromic in base 10.

872645546278 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28829800 + ... + 28860052.

It is an arithmetic number, because the mean of its divisors is an integer number (23694327720).

Almost surely, 2^872645546278 is an apocalyptic number.

872645546278 is a deficient number, since it is larger than the sum of its proper divisors (643791427802).

872645546278 is a wasteful number, since it uses less digits than its factorization.

872645546278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30893.

The product of its digits is 180633600, while the sum is 64.

The spelling of 872645546278 in words is "eight hundred seventy-two billion, six hundred forty-five million, five hundred forty-six thousand, two hundred seventy-eight".