101660551606 has 16 divisors (see below), whose sum is σ = 153446985216. Its totient is φ = 50511727656.

The previous prime is 101660551583. The next prime is 101660551607. The reversal of 101660551606 is 606155066101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101660551607) 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, 1203985 + ... + 1285651.

It is an arithmetic number, because the mean of its divisors is an integer number (9590436576).

Almost surely, 2^101660551606 is an apocalyptic number.

101660551606 is a deficient number, since it is larger than the sum of its proper divisors (51786433610).

101660551606 is a wasteful number, since it uses less digits than its factorization.

101660551606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85563.

The product of its (nonzero) digits is 32400, while the sum is 37.

The spelling of 101660551606 in words is "one hundred one billion, six hundred sixty million, five hundred fifty-one thousand, six hundred six".