3980890877089 has 9 divisors (see below), whose sum is σ = 4630848491601. Its totient is φ = 3412180209060.

The previous prime is 3980890877077. The next prime is 3980890877123. The reversal of 3980890877089 is 9807780980893.

The square root of 3980890877089 is 1995217.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 3980890877089 - 2⁵ = 3980890877057 is a prime.

It is a super-2 number, since 2×3980890877089² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3980890877389) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 13824004 + ... + 14109034.

It is an arithmetic number, because the mean of its divisors is an integer number (514538721289).

Almost surely, 2^{3980890877089} is an apocalyptic number.

3980890877089 is the 1995217-th square number.

3980890877089 is the 997609-th centered octagonal number.

It is an amenable number.

3980890877089 is a deficient number, since it is larger than the sum of its proper divisors (649957614512).

3980890877089 is an frugal number, since it uses more digits than its factorization.

3980890877089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570076 (or 285038 counting only the distinct ones).

The product of its (nonzero) digits is 438939648, while the sum is 76.

The spelling of 3980890877089 in words is "three trillion, nine hundred eighty billion, eight hundred ninety million, eight hundred seventy-seven thousand, eighty-nine".