3980890125 has 128 divisors (see below), whose sum is σ = 7682688000. Its totient is φ = 2032128000.

The previous prime is 3980890103. The next prime is 3980890129. The reversal of 3980890125 is 5210980893.

It is a happy number.

It is not a de Polignac number, because 3980890125 - 2⁶ = 3980890061 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3980890129) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 8865901 + ... + 8866349.

It is an arithmetic number, because the mean of its divisors is an integer number (60021000).

Almost surely, 2^3980890125 is an apocalyptic number.

It is an amenable number.

3980890125 is a deficient number, since it is larger than the sum of its proper divisors (3701797875).

3980890125 is a wasteful number, since it uses less digits than its factorization.

3980890125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581 (or 565 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 45.

The square root of 3980890125 is about 63094.2955028424. The cubic root of 3980890125 is about 1584.8690959238.

The spelling of 3980890125 in words is "three billion, nine hundred eighty million, eight hundred ninety thousand, one hundred twenty-five".