11570445946 has 8 divisors (see below), whose sum is σ = 17357113620. Its totient is φ = 5784741408.

The previous prime is 11570445923. The next prime is 11570445949. The reversal of 11570445946 is 64954407511.

It can be written as a sum of positive squares in 2 ways, for example, as 11478765321 + 91680625 = 107139^2 + 9575^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 11570445896 and 11570445905.

It is not an unprimeable number, because it can be changed into a prime (11570445949) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 209961 + ... + 259276.

Almost surely, 2^11570445946 is an apocalyptic number.

11570445946 is a deficient number, since it is larger than the sum of its proper divisors (5786667674).

11570445946 is a wasteful number, since it uses less digits than its factorization.

11570445946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481568.

The product of its (nonzero) digits is 604800, while the sum is 46.

The spelling of 11570445946 in words is "eleven billion, five hundred seventy million, four hundred forty-five thousand, nine hundred forty-six".