3980221948662 has 32 divisors (see below), whose sum is σ = 8092063905120. Its totient is φ = 1304810008320.

The previous prime is 3980221948627. The next prime is 3980221948663. The reversal of 3980221948662 is 2668491220893.

It is a super-2 number, since 2×3980221948662² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3980221948596 and 3980221948605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3980221948663) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1904914 + ... + 3404282.

It is an arithmetic number, because the mean of its divisors is an integer number (252876997035).

Almost surely, 2^{3980221948662} is an apocalyptic number.

3980221948662 is an abundant number, since it is smaller than the sum of its proper divisors (4111841956458).

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

3980221948662 is a wasteful number, since it uses less digits than its factorization.

3980221948662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1506688.

The product of its (nonzero) digits is 17915904, while the sum is 60.

The spelling of 3980221948662 in words is "three trillion, nine hundred eighty billion, two hundred twenty-one million, nine hundred forty-eight thousand, six hundred sixty-two".