28853863756 has 6 divisors (see below), whose sum is σ = 50494261580. Its totient is φ = 14426931876.

The previous prime is 28853863739. The next prime is 28853863763. The reversal of 28853863756 is 65736835882.

It is a junction number, because it is equal to n+sod(n) for n = 28853863694 and 28853863703.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3606732966 + ... + 3606732973.

Almost surely, 2^28853863756 is an apocalyptic number.

It is an amenable number.

28853863756 is a deficient number, since it is larger than the sum of its proper divisors (21640397824).

28853863756 is a wasteful number, since it uses less digits than its factorization.

28853863756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7213465943 (or 7213465941 counting only the distinct ones).

The product of its digits is 58060800, while the sum is 61.

The spelling of 28853863756 in words is "twenty-eight billion, eight hundred fifty-three million, eight hundred sixty-three thousand, seven hundred fifty-six".