6111011545461 has 20 divisors (see below), whose sum is σ = 9128866200652. Its totient is φ = 4073975932608.

The previous prime is 6111011545459. The next prime is 6111011545501. The reversal of 6111011545461 is 1645451101116.

6111011545461 is a `hidden beast` number, since 6 + 1 + 1 + 101 + 1 + 5 + 4 + 546 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2394911002500 + 3716100542961 = 1547550^2 + 1927719^2 .

It is not a de Polignac number, because 6111011545461 - 2¹ = 6111011545459 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6111011545411) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 15105555 + ... + 15504831.

Almost surely, 2^{6111011545461} is an apocalyptic number.

It is an amenable number.

6111011545461 is a deficient number, since it is larger than the sum of its proper divisors (3017854655191).

6111011545461 is a wasteful number, since it uses less digits than its factorization.

6111011545461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588242 (or 588233 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 36.

Adding to 6111011545461 its reverse (1645451101116), we get a palindrome (7756462646577).

The spelling of 6111011545461 in words is "six trillion, one hundred eleven billion, eleven million, five hundred forty-five thousand, four hundred sixty-one".