101655166650 has 48 divisors (see below), whose sum is σ = 252129573984. Its totient is φ = 27105382080.

The previous prime is 101655166637. The next prime is 101655166667. The reversal of 101655166650 is 56661556101.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1855044 + ... + 1909056.

It is an arithmetic number, because the mean of its divisors is an integer number (5252699458).

Almost surely, 2^101655166650 is an apocalyptic number.

101655166650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101655166650 is an abundant number, since it is smaller than the sum of its proper divisors (150474407334).

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

101655166650 is a wasteful number, since it uses less digits than its factorization.

101655166650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66575 (or 66570 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 42.

The spelling of 101655166650 in words is "one hundred one billion, six hundred fifty-five million, one hundred sixty-six thousand, six hundred fifty".