3956277980 has 12 divisors (see below), whose sum is σ = 8308183800. Its totient is φ = 1582511184.

The previous prime is 3956277977. The next prime is 3956278003. The reversal of 3956277980 is 897726593.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98906930 + ... + 98906969.

It is an arithmetic number, because the mean of its divisors is an integer number (692348650).

Almost surely, 2^3956277980 is an apocalyptic number.

It is an amenable number.

3956277980 is an abundant number, since it is smaller than the sum of its proper divisors (4351905820).

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

3956277980 is a wasteful number, since it uses less digits than its factorization.

3956277980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197813908 (or 197813906 counting only the distinct ones).

The product of its (nonzero) digits is 5715360, while the sum is 56.

The square root of 3956277980 is about 62898.9505476840. The cubic root of 3956277980 is about 1581.5961517696.

The spelling of 3956277980 in words is "three billion, nine hundred fifty-six million, two hundred seventy-seven thousand, nine hundred eighty".