11725644146 has 16 divisors (see below), whose sum is σ = 17713503360. Its totient is φ = 5821221600.

The previous prime is 11725644131. The next prime is 11725644193. The reversal of 11725644146 is 64144652711.

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, 287846 + ... + 326046.

It is an arithmetic number, because the mean of its divisors is an integer number (1107093960).

Almost surely, 2^11725644146 is an apocalyptic number.

11725644146 is a deficient number, since it is larger than the sum of its proper divisors (5987859214).

11725644146 is a wasteful number, since it uses less digits than its factorization.

11725644146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39289.

The product of its digits is 161280, while the sum is 41.

The spelling of 11725644146 in words is "eleven billion, seven hundred twenty-five million, six hundred forty-four thousand, one hundred forty-six".