5105149454546 has 16 divisors (see below), whose sum is σ = 7661867592600. Its totient is φ = 2551193856768.

The previous prime is 5105149454543. The next prime is 5105149454569. The reversal of 5105149454546 is 6454549415015.

It can be written as a sum of positive squares in 4 ways, for example, as 3221626522321 + 1883522932225 = 1794889^2 + 1372415^2 .

It is a super-2 number, since 2×5105149454546² (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5105149454543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41760800 + ... + 41882868.

Almost surely, 2^{5105149454546} is an apocalyptic number.

5105149454546 is a deficient number, since it is larger than the sum of its proper divisors (2556718138054).

5105149454546 is a wasteful number, since it uses less digits than its factorization.

5105149454546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133213.

The product of its (nonzero) digits is 8640000, while the sum is 53.

The spelling of 5105149454546 in words is "five trillion, one hundred five billion, one hundred forty-nine million, four hundred fifty-four thousand, five hundred forty-six".