4056542136 has 48 divisors (see below), whose sum is σ = 11056476600. Its totient is φ = 1343564352.

The previous prime is 4056542111. The next prime is 4056542137. The reversal of 4056542136 is 6312456504.

4056542136 is a `hidden beast` number, since 40 + 565 + 4 + 21 + 36 = 666.

It is a super-2 number, since 2×4056542136² = 32911068202286884992, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 4056542136.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4056542137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 168126 + ... + 190733.

Almost surely, 2^4056542136 is an apocalyptic number.

It is an amenable number.

4056542136 is an abundant number, since it is smaller than the sum of its proper divisors (6999934464).

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

4056542136 is a wasteful number, since it uses less digits than its factorization.

4056542136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359028 (or 359021 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 4056542136 is about 63690.9894412075. The cubic root of 4056542136 is about 1594.8456706776.

The spelling of 4056542136 in words is "four billion, fifty-six million, five hundred forty-two thousand, one hundred thirty-six".