13335802856 has 8 divisors (see below), whose sum is σ = 25004630370. Its totient is φ = 6667901424.

The previous prime is 13335802829. The next prime is 13335802861. The reversal of 13335802856 is 65820853331.

It can be written as a sum of positive squares in only one way, i.e., 11481122500 + 1854680356 = 107150^2 + 43066^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 833487671 + ... + 833487686.

Almost surely, 2^13335802856 is an apocalyptic number.

It is an amenable number.

13335802856 is a deficient number, since it is larger than the sum of its proper divisors (11668827514).

13335802856 is a wasteful number, since it uses less digits than its factorization.

13335802856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1666975363 (or 1666975359 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 44.

The spelling of 13335802856 in words is "thirteen billion, three hundred thirty-five million, eight hundred two thousand, eight hundred fifty-six".