3980220042 has 16 divisors (see below), whose sum is σ = 7961208192. Its totient is φ = 1326612000.

The previous prime is 3980220011. The next prime is 3980220059. The reversal of 3980220042 is 2400220893.

It is a junction number, because it is equal to n+sod(n) for n = 3980219991 and 3980220009.

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, 52542 + ... + 103542.

It is an arithmetic number, because the mean of its divisors is an integer number (497575512).

Almost surely, 2^3980220042 is an apocalyptic number.

3980220042 is an abundant number, since it is smaller than the sum of its proper divisors (3980988150).

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

3980220042 is a wasteful number, since it uses less digits than its factorization.

3980220042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64013.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 3980220042 is about 63088.9851083373. The cubic root of 3980220042 is about 1584.7801666142.

The spelling of 3980220042 in words is "three billion, nine hundred eighty million, two hundred twenty thousand, forty-two".