5155493479 has 8 divisors (see below), whose sum is σ = 5178275712. Its totient is φ = 5132755320.

The previous prime is 5155493419. The next prime is 5155493503. The reversal of 5155493479 is 9743945515.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5155493479 - 2¹¹ = 5155491431 is a prime.

It is a super-2 number, since 2×5155493479² = 53158226024023046882, which 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 (5155493419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 235452 + ... + 256414.

It is an arithmetic number, because the mean of its divisors is an integer number (647284464).

Almost surely, 2^5155493479 is an apocalyptic number.

5155493479 is a deficient number, since it is larger than the sum of its proper divisors (22782233).

5155493479 is a wasteful number, since it uses less digits than its factorization.

5155493479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22037.

The product of its digits is 3402000, while the sum is 52.

The square root of 5155493479 is about 71801.7651523972. The cubic root of 5155493479 is about 1727.5213123757.

The spelling of 5155493479 in words is "five billion, one hundred fifty-five million, four hundred ninety-three thousand, four hundred seventy-nine".