5165609540 has 48 divisors (see below), whose sum is σ = 13351118592. Its totient is φ = 1634829696.

The previous prime is 5165609539. The next prime is 5165609551. The reversal of 5165609540 is 459065615.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1417304 + ... + 1420943.

It is an arithmetic number, because the mean of its divisors is an integer number (278148304).

Almost surely, 2^5165609540 is an apocalyptic number.

It is an amenable number.

5165609540 is an abundant number, since it is smaller than the sum of its proper divisors (8185509052).

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

5165609540 is a wasteful number, since it uses less digits than its factorization.

5165609540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2838276 (or 2838274 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 41.

The square root of 5165609540 is about 71872.1750053524. The cubic root of 5165609540 is about 1728.6504828592.

The spelling of 5165609540 in words is "five billion, one hundred sixty-five million, six hundred nine thousand, five hundred forty".