101605665555050 has 24 divisors (see below), whose sum is σ = 189278634650976. Its totient is φ = 40579449723440.

The previous prime is 101605665555047. The next prime is 101605665555103. The reversal of 101605665555050 is 50555566506101.

101605665555050 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×101605665555050² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is a self number, because there is not a number n which added to its sum of digits gives 101605665555050.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1570379792 + ... + 1570444491.

It is an arithmetic number, because the mean of its divisors is an integer number (7886609777124).

Almost surely, 2^{101605665555050} is an apocalyptic number.

101605665555050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101605665555050 is a deficient number, since it is larger than the sum of its proper divisors (87672969095926).

101605665555050 is a wasteful number, since it uses less digits than its factorization.

101605665555050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3140824942 (or 3140824937 counting only the distinct ones).

The product of its (nonzero) digits is 3375000, while the sum is 50.

The spelling of 101605665555050 in words is "one hundred one trillion, six hundred five billion, six hundred sixty-five million, five hundred fifty-five thousand, fifty".