5415173709781 has 16 divisors (see below), whose sum is σ = 5981732690688. Its totient is φ = 4861314662400.

The previous prime is 5415173709727. The next prime is 5415173709791. The reversal of 5415173709781 is 1879073715145.

It is a cyclic number.

It is not a de Polignac number, because 5415173709781 - 2¹⁹ = 5415173185493 is a prime.

It is a super-2 number, since 2×5415173709781² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5415173709791) 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 15 ways as a sum of consecutive naturals, for example, 7701036 + ... + 8374741.

It is an arithmetic number, because the mean of its divisors is an integer number (373858293168).

Almost surely, 2^{5415173709781} is an apocalyptic number.

It is an amenable number.

5415173709781 is a deficient number, since it is larger than the sum of its proper divisors (566558980907).

5415173709781 is a wasteful number, since it uses less digits than its factorization.

5415173709781 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16076172.

The product of its (nonzero) digits is 7408800, while the sum is 58.

The spelling of 5415173709781 in words is "five trillion, four hundred fifteen billion, one hundred seventy-three million, seven hundred nine thousand, seven hundred eighty-one".