6541101313623 has 6 divisors (see below), whose sum is σ = 9448257453024. Its totient is φ = 4360734209076.

The previous prime is 6541101313597. The next prime is 6541101313627. The reversal of 6541101313623 is 3263131011456.

6541101313623 is a `hidden beast` number, since 6 + 5 + 4 + 1 + 1 + 0 + 13 + 13 + 623 = 666.

It is not a de Polignac number, because 6541101313623 - 2⁸ = 6541101313367 is a prime.

It is a super-2 number, since 2×6541101313623² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6541101313627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 363394517415 + ... + 363394517432.

It is an arithmetic number, because the mean of its divisors is an integer number (1574709575504).

Almost surely, 2^{6541101313623} is an apocalyptic number.

6541101313623 is a deficient number, since it is larger than the sum of its proper divisors (2907156139401).

6541101313623 is a wasteful number, since it uses less digits than its factorization.

6541101313623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 726789034853 (or 726789034850 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The spelling of 6541101313623 in words is "six trillion, five hundred forty-one billion, one hundred one million, three hundred thirteen thousand, six hundred twenty-three".