3980770044 has 12 divisors (see below), whose sum is σ = 9288463464. Its totient is φ = 1326923344.

The previous prime is 3980770019. The next prime is 3980770049. The reversal of 3980770044 is 4400770893.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 3980769978 and 3980770005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3980770049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165865407 + ... + 165865430.

It is an arithmetic number, because the mean of its divisors is an integer number (774038622).

Almost surely, 2^3980770044 is an apocalyptic number.

It is an amenable number.

3980770044 is an abundant number, since it is smaller than the sum of its proper divisors (5307693420).

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

3980770044 is a wasteful number, since it uses less digits than its factorization.

3980770044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331730844 (or 331730842 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 42.

The square root of 3980770044 is about 63093.3438961671. The cubic root of 3980770044 is about 1584.8531602432.

The spelling of 3980770044 in words is "three billion, nine hundred eighty million, seven hundred seventy thousand, forty-four".