4056942996 has 120 divisors (see below), whose sum is σ = 11057049696. Its totient is φ = 1295870400.

The previous prime is 4056942941. The next prime is 4056943001. The reversal of 4056942996 is 6992496504.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 800671 + ... + 805721.

Almost surely, 2^4056942996 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4056942996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5528524848).

4056942996 is an abundant number, since it is smaller than the sum of its proper divisors (7000106700).

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

4056942996 is a wasteful number, since it uses less digits than its factorization.

4056942996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5171 (or 5160 counting only the distinct ones).

The product of its (nonzero) digits is 4199040, while the sum is 54.

The square root of 4056942996 is about 63694.1362764266. The cubic root of 4056942996 is about 1594.8982021816.

It can be divided in two parts, 405 and 6942996, that added together give a triangular number (6943401 = T₃₇₂₆).

The spelling of 4056942996 in words is "four billion, fifty-six million, nine hundred forty-two thousand, nine hundred ninety-six".