1986106620602 has 16 divisors (see below), whose sum is σ = 3262704490080. Its totient is φ = 901127905392.

The previous prime is 1986106620601. The next prime is 1986106620629. The reversal of 1986106620602 is 2060266016891.

It is not an unprimeable number, because it can be changed into a prime (1986106620601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 647360468 + ... + 647363535.

It is an arithmetic number, because the mean of its divisors is an integer number (203919030630).

Almost surely, 2^{1986106620602} is an apocalyptic number.

1986106620602 is a deficient number, since it is larger than the sum of its proper divisors (1276597869478).

1986106620602 is a wasteful number, since it uses less digits than its factorization.

1986106620602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1294724077.

The product of its (nonzero) digits is 373248, while the sum is 47.

The spelling of 1986106620602 in words is "one trillion, nine hundred eighty-six billion, one hundred six million, six hundred twenty thousand, six hundred two".