4056169920 has 112 divisors (see below), whose sum is σ = 14049134208. Its totient is φ = 983311360.

The previous prime is 4056169891. The next prime is 4056169939. The reversal of 4056169920 is 299616504.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 181494 + ... + 202613.

Almost surely, 2^4056169920 is an apocalyptic number.

4056169920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4056169920 is an abundant number, since it is smaller than the sum of its proper divisors (9992964288).

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

4056169920 is a wasteful number, since it uses less digits than its factorization.

4056169920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384138 (or 384128 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 42.

The square root of 4056169920 is about 63688.0673281895. The cubic root of 4056169920 is about 1594.7968897854.

The spelling of 4056169920 in words is "four billion, fifty-six million, one hundred sixty-nine thousand, nine hundred twenty".