4036721854 has 16 divisors (see below), whose sum is σ = 6818628096. Its totient is φ = 1775683800.

The previous prime is 4036721837. The next prime is 4036721861. The reversal of 4036721854 is 4581276304.

It is a super-2 number, since 2×4036721854² = 32590246653122394632, which contains 22 as substring.

It is a congruent number.

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, 2958792 + ... + 2960155.

It is an arithmetic number, because the mean of its divisors is an integer number (426164256).

Almost surely, 2^4036721854 is an apocalyptic number.

4036721854 is a deficient number, since it is larger than the sum of its proper divisors (2781906242).

4036721854 is a wasteful number, since it uses less digits than its factorization.

4036721854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5918991.

The product of its (nonzero) digits is 161280, while the sum is 40.

The square root of 4036721854 is about 63535.2016916607. The cubic root of 4036721854 is about 1592.2439545071.

The spelling of 4036721854 in words is "four billion, thirty-six million, seven hundred twenty-one thousand, eight hundred fifty-four".