5420515518 has 64 divisors (see below), whose sum is σ = 13913648640. Its totient is φ = 1545955200.

The previous prime is 5420515493. The next prime is 5420515523. The reversal of 5420515518 is 8155150245.

5420515518 is a `hidden beast` number, since 54 + 2 + 0 + 51 + 551 + 8 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 258298 + ... + 278493.

It is an arithmetic number, because the mean of its divisors is an integer number (217400760).

Almost surely, 2^5420515518 is an apocalyptic number.

5420515518 is an abundant number, since it is smaller than the sum of its proper divisors (8493133122).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5420515518 is a wasteful number, since it uses less digits than its factorization.

5420515518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536830 (or 536824 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 36.

The square root of 5420515518 is about 73624.1503720077. The cubic root of 5420515518 is about 1756.6296033205.

The spelling of 5420515518 in words is "five billion, four hundred twenty million, five hundred fifteen thousand, five hundred eighteen".