6166451016 has 96 divisors (see below), whose sum is σ = 18250034400. Its totient is φ = 1865445120.

The previous prime is 6166451003. The next prime is 6166451017. The reversal of 6166451016 is 6101546616.

It is a happy number.

6166451016 is a `hidden beast` number, since 6 + 1 + 6 + 645 + 1 + 0 + 1 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (6166451017) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 482355 + ... + 494973.

It is an arithmetic number, because the mean of its divisors is an integer number (190104525).

Almost surely, 2^6166451016 is an apocalyptic number.

6166451016 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6166451016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9125017200).

6166451016 is an abundant number, since it is smaller than the sum of its proper divisors (12083583384).

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

6166451016 is a wasteful number, since it uses less digits than its factorization.

6166451016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13259 (or 13252 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 6166451016 is about 78526.7535047770. The cubic root of 6166451016 is about 1833.7709788320.

The spelling of 6166451016 in words is "six billion, one hundred sixty-six million, four hundred fifty-one thousand, sixteen".