5515376523 has 4 divisors (see below), whose sum is σ = 7353835368. Its totient is φ = 3676917680.

The previous prime is 5515376509. The next prime is 5515376533. The reversal of 5515376523 is 3256735155.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5515376523 - 2⁵ = 5515376491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5515376533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 919229418 + ... + 919229423.

It is an arithmetic number, because the mean of its divisors is an integer number (1838458842).

Almost surely, 2^5515376523 is an apocalyptic number.

5515376523 is a deficient number, since it is larger than the sum of its proper divisors (1838458845).

5515376523 is a wasteful number, since it uses less digits than its factorization.

5515376523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1838458844.

The product of its digits is 472500, while the sum is 42.

The square root of 5515376523 is about 74265.5810116638. The cubic root of 5515376523 is about 1766.8176213759.

The spelling of 5515376523 in words is "five billion, five hundred fifteen million, three hundred seventy-six thousand, five hundred twenty-three".