5461111645 has 32 divisors (see below), whose sum is σ = 7406017920. Its totient is φ = 3831168000.

The previous prime is 5461111631. The next prime is 5461111661.

5461111645 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5461111645 - 2⁷ = 5461111517 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5461111645.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 187090 + ... + 214300.

It is an arithmetic number, because the mean of its divisors is an integer number (231438060).

Almost surely, 2^5461111645 is an apocalyptic number.

5461111645 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5461111645 is a deficient number, since it is larger than the sum of its proper divisors (1944906275).

5461111645 is a wasteful number, since it uses less digits than its factorization.

5461111645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27357.

The product of its digits is 14400, while the sum is 34.

The square root of 5461111645 is about 73899.3345369226. The cubic root of 5461111645 is about 1761.0040376705.

The spelling of 5461111645 in words is "five billion, four hundred sixty-one million, one hundred eleven thousand, six hundred forty-five".