5423623515 has 80 divisors (see below), whose sum is σ = 9966528000. Its totient is φ = 2820432960.

The previous prime is 5423623493. The next prime is 5423623531. The reversal of 5423623515 is 5153263245.

5423623515 is a `hidden beast` number, since 5 + 4 + 23 + 623 + 5 + 1 + 5 = 666.

It is not a de Polignac number, because 5423623515 - 2⁵ = 5423623483 is a prime.

Its product of digits (108000) is a multiple of the sum of its prime divisors (1125).

It is a self number, because there is not a number n which added to its sum of digits gives 5423623515.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 9498180 + ... + 9498750.

It is an arithmetic number, because the mean of its divisors is an integer number (124581600).

Almost surely, 2^5423623515 is an apocalyptic number.

5423623515 is a deficient number, since it is larger than the sum of its proper divisors (4542904485).

5423623515 is a wasteful number, since it uses less digits than its factorization.

5423623515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1134 (or 1125 counting only the distinct ones).

The product of its digits is 108000, while the sum is 36.

The square root of 5423623515 is about 73645.2545314360. The cubic root of 5423623515 is about 1756.9652759690.

The spelling of 5423623515 in words is "five billion, four hundred twenty-three million, six hundred twenty-three thousand, five hundred fifteen".