5461640367189 has 4 divisors (see below), whose sum is σ = 7282187156256. Its totient is φ = 3641093578124.

The previous prime is 5461640367187. The next prime is 5461640367317. The reversal of 5461640367189 is 9817630461645.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5461640367189 - 2¹ = 5461640367187 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5461640367187) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 910273394529 + ... + 910273394534.

It is an arithmetic number, because the mean of its divisors is an integer number (1820546789064).

Almost surely, 2^{5461640367189} is an apocalyptic number.

It is an amenable number.

5461640367189 is a deficient number, since it is larger than the sum of its proper divisors (1820546789067).

5461640367189 is a wasteful number, since it uses less digits than its factorization.

5461640367189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1820546789066.

The product of its (nonzero) digits is 26127360, while the sum is 60.

The spelling of 5461640367189 in words is "five trillion, four hundred sixty-one billion, six hundred forty million, three hundred sixty-seven thousand, one hundred eighty-nine".