10856481946 has 16 divisors (see below), whose sum is σ = 16628362344. Its totient is φ = 5314143744.

The previous prime is 10856481929. The next prime is 10856481959. The reversal of 10856481946 is 64918465801.

It can be written as a sum of positive squares in 4 ways, for example, as 10855347721 + 1134225 = 104189^2 + 1065^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10856481893 and 10856481902.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63615 + ... + 160498.

Almost surely, 2^10856481946 is an apocalyptic number.

10856481946 is a deficient number, since it is larger than the sum of its proper divisors (5771880398).

10856481946 is a wasteful number, since it uses less digits than its factorization.

10856481946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224625.

The product of its (nonzero) digits is 1658880, while the sum is 52.

The spelling of 10856481946 in words is "ten billion, eight hundred fifty-six million, four hundred eighty-one thousand, nine hundred forty-six".