5165542550415 has 96 divisors (see below), whose sum is σ = 9075616994304. Its totient is φ = 2507235793920.

The previous prime is 5165542550401. The next prime is 5165542550423. The reversal of 5165542550415 is 5140552455615.

It is not a de Polignac number, because 5165542550415 - 2⁹ = 5165542549903 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 818495110 + ... + 818501420.

It is an arithmetic number, because the mean of its divisors is an integer number (94537677024).

Almost surely, 2^{5165542550415} is an apocalyptic number.

5165542550415 is a deficient number, since it is larger than the sum of its proper divisors (3910074443889).

5165542550415 is a wasteful number, since it uses less digits than its factorization.

5165542550415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10841 (or 10828 counting only the distinct ones).

The product of its (nonzero) digits is 3000000, while the sum is 48.

The spelling of 5165542550415 in words is "five trillion, one hundred sixty-five billion, five hundred forty-two million, five hundred fifty thousand, four hundred fifteen".