6135519954 has 32 divisors (see below), whose sum is σ = 12463839360. Its totient is φ = 2013132800.

The previous prime is 6135519947. The next prime is 6135519959. The reversal of 6135519954 is 4599155316.

It is not an unprimeable number, because it can be changed into a prime (6135519959) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 261832 + ... + 284300.

It is an arithmetic number, because the mean of its divisors is an integer number (389494980).

Almost surely, 2^6135519954 is an apocalyptic number.

6135519954 is an abundant number, since it is smaller than the sum of its proper divisors (6328319406).

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

6135519954 is a wasteful number, since it uses less digits than its factorization.

6135519954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23186.

The product of its digits is 729000, while the sum is 48.

The square root of 6135519954 is about 78329.5598991849. The cubic root of 6135519954 is about 1830.6997586682.

The spelling of 6135519954 in words is "six billion, one hundred thirty-five million, five hundred nineteen thousand, nine hundred fifty-four".