4156304642 has 16 divisors (see below), whose sum is σ = 7225448832. Its totient is φ = 1756184640.

The previous prime is 4156304639. The next prime is 4156304681. The reversal of 4156304642 is 2464036514.

It is a super-2 number, since 2×4156304642² = 34549736554221496328, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2089703 + ... + 2091690.

It is an arithmetic number, because the mean of its divisors is an integer number (451590552).

Almost surely, 2^4156304642 is an apocalyptic number.

4156304642 is a deficient number, since it is larger than the sum of its proper divisors (3069144190).

4156304642 is a wasteful number, since it uses less digits than its factorization.

4156304642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4181473.

The product of its (nonzero) digits is 69120, while the sum is 35.

The square root of 4156304642 is about 64469.4085749202. The cubic root of 4156304642 is about 1607.8139437316.

The spelling of 4156304642 in words is "four billion, one hundred fifty-six million, three hundred four thousand, six hundred forty-two".