194511055511061 has 48 divisors (see below), whose sum is σ = 288973609981056. Its totient is φ = 125985962487168.

The previous prime is 194511055511051. The next prime is 194511055511089. The reversal of 194511055511061 is 160115550115491.

It is a happy number.

194511055511061 is a `hidden beast` number, since 1 + 94 + 5 + 1 + 1 + 0 + 5 + 551 + 1 + 0 + 6 + 1 = 666.

It is not a de Polignac number, because 194511055511061 - 2³⁰ = 194509981769237 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 194511055510998 and 194511055511016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194511055511051) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 655515016 + ... + 655811678.

It is an arithmetic number, because the mean of its divisors is an integer number (6020283541272).

Almost surely, 2^{194511055511061} is an apocalyptic number.

It is an amenable number.

194511055511061 is a deficient number, since it is larger than the sum of its proper divisors (94462554469995).

194511055511061 is a wasteful number, since it uses less digits than its factorization.

194511055511061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299562 (or 299559 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 45.

The spelling of 194511055511061 in words is "one hundred ninety-four trillion, five hundred eleven billion, fifty-five million, five hundred eleven thousand, sixty-one".