5515393479 has 8 divisors (see below), whose sum is σ = 7355950080. Its totient is φ = 3675882936.

The previous prime is 5515393469. The next prime is 5515393501. The reversal of 5515393479 is 9743935155.

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

It is not a de Polignac number, because 5515393479 - 2⁴ = 5515393463 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5515393439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 249127 + ... + 270360.

It is an arithmetic number, because the mean of its divisors is an integer number (919493760).

Almost surely, 2^5515393479 is an apocalyptic number.

5515393479 is a deficient number, since it is larger than the sum of its proper divisors (1840556601).

5515393479 is a wasteful number, since it uses less digits than its factorization.

5515393479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523029.

The product of its digits is 2551500, while the sum is 51.

The square root of 5515393479 is about 74265.6951694388. The cubic root of 5515393479 is about 1766.8194319582.

The spelling of 5515393479 in words is "five billion, five hundred fifteen million, three hundred ninety-three thousand, four hundred seventy-nine".