11285870946 has 16 divisors (see below), whose sum is σ = 25796276544. Its totient is φ = 3224534544.

The previous prime is 11285870929. The next prime is 11285870957. The reversal of 11285870946 is 64907858211.

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, 134355565 + ... + 134355648.

It is an arithmetic number, because the mean of its divisors is an integer number (1612267284).

Almost surely, 2^11285870946 is an apocalyptic number.

11285870946 is an abundant number, since it is smaller than the sum of its proper divisors (14510405598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11285870946 is a wasteful number, since it uses less digits than its factorization.

11285870946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268711225.

The product of its (nonzero) digits is 967680, while the sum is 51.

The spelling of 11285870946 in words is "eleven billion, two hundred eighty-five million, eight hundred seventy thousand, nine hundred forty-six".