6154664516 has 72 divisors (see below), whose sum is σ = 14570969280. Its totient is φ = 2213449920.

The previous prime is 6154664489. The next prime is 6154664521.

6154664516 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25826 + ... + 113913.

Almost surely, 2^6154664516 is an apocalyptic number.

It is an amenable number.

6154664516 is an abundant number, since it is smaller than the sum of its proper divisors (8416304764).

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

6154664516 is a wasteful number, since it uses less digits than its factorization.

6154664516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139785 (or 139772 counting only the distinct ones).

The product of its digits is 518400, while the sum is 44.

The square root of 6154664516 is about 78451.6699376119. The cubic root of 6154664516 is about 1832.6018824317.

The spelling of 6154664516 in words is "six billion, one hundred fifty-four million, six hundred sixty-four thousand, five hundred sixteen".