3681485705982 has 64 divisors (see below), whose sum is σ = 9046171975680. Its totient is φ = 975290396256.

The previous prime is 3681485705977. The next prime is 3681485705983. The reversal of 3681485705982 is 2895075841863.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3681485705983) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49041118 + ... + 49116129.

It is an arithmetic number, because the mean of its divisors is an integer number (141346437120).

It is a 1-persistent number, because it is pandigital, but 2⋅3681485705982 = 7362971411964 is not.

Almost surely, 2^{3681485705982} is an apocalyptic number.

3681485705982 is an abundant number, since it is smaller than the sum of its proper divisors (5364686269698).

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

3681485705982 is a wasteful number, since it uses less digits than its factorization.

3681485705982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98157325.

The product of its (nonzero) digits is 116121600, while the sum is 66.

The spelling of 3681485705982 in words is "three trillion, six hundred eighty-one billion, four hundred eighty-five million, seven hundred five thousand, nine hundred eighty-two".