6158668516 has 192 divisors, whose sum is σ = 14858694144. Its totient is φ = 2156544000.

The previous prime is 6158668487. The next prime is 6158668541.

6158668516 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 39227110 + ... + 39227266.

It is an arithmetic number, because the mean of its divisors is an integer number (77389032).

Almost surely, 2^6158668516 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6158668516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7429347072).

6158668516 is an abundant number, since it is smaller than the sum of its proper divisors (8700025628).

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

6158668516 is a wasteful number, since it uses less digits than its factorization.

6158668516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390 (or 388 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 52.

The square root of 6158668516 is about 78477.1846844674. The cubic root of 6158668516 is about 1832.9992042392. Note that the first 3 decimals are identical.

The spelling of 6158668516 in words is "six billion, one hundred fifty-eight million, six hundred sixty-eight thousand, five hundred sixteen".