5215150180909 has 4 divisors (see below), whose sum is σ = 5326110823104. Its totient is φ = 5104189538716.

The previous prime is 5215150180871. The next prime is 5215150180951. The reversal of 5215150180909 is 9090810515125.

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 5215150180909 - 2²⁵ = 5215116626477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5215150180979) 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 3 ways as a sum of consecutive naturals, for example, 55480321027 + ... + 55480321120.

It is an arithmetic number, because the mean of its divisors is an integer number (1331527705776).

Almost surely, 2^{5215150180909} is an apocalyptic number.

It is an amenable number.

5215150180909 is a deficient number, since it is larger than the sum of its proper divisors (110960642195).

5215150180909 is a wasteful number, since it uses less digits than its factorization.

5215150180909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110960642194.

The product of its (nonzero) digits is 162000, while the sum is 46.

The spelling of 5215150180909 in words is "five trillion, two hundred fifteen billion, one hundred fifty million, one hundred eighty thousand, nine hundred nine".