4039951980 has 48 divisors (see below), whose sum is σ = 11330421984. Its totient is φ = 1075553280.

The previous prime is 4039951973. The next prime is 4039952003. The reversal of 4039951980 is 891599304.

4039951980 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-4 number, since 4×4039951980⁴ (a number of 40 digits) contains 4444 as substring.

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, 18141 + ... + 91700.

It is an arithmetic number, because the mean of its divisors is an integer number (236050458).

Almost surely, 2^4039951980 is an apocalyptic number.

It is an amenable number.

4039951980 is an abundant number, since it is smaller than the sum of its proper divisors (7290470004).

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

4039951980 is a wasteful number, since it uses less digits than its factorization.

4039951980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110466 (or 110464 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 48.

The square root of 4039951980 is about 63560.6165797658. The cubic root of 4039951980 is about 1592.6685380815.

The spelling of 4039951980 in words is "four billion, thirty-nine million, nine hundred fifty-one thousand, nine hundred eighty".