7146057864 has 96 divisors (see below), whose sum is σ = 20373847200. Its totient is φ = 2071280640.

The previous prime is 7146057859. The next prime is 7146057901. The reversal of 7146057864 is 4687506417.

It is a super-2 number, since 2×7146057864² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 114072 + ... + 165240.

It is an arithmetic number, because the mean of its divisors is an integer number (212227575).

Almost surely, 2^7146057864 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 7146057864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10186923600).

7146057864 is an abundant number, since it is smaller than the sum of its proper divisors (13227789336).

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

7146057864 is a wasteful number, since it uses less digits than its factorization.

7146057864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51235 (or 51208 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 48.

The square root of 7146057864 is about 84534.3590736926. The cubic root of 7146057864 is about 1926.1444020229.

The spelling of 7146057864 in words is "seven billion, one hundred forty-six million, fifty-seven thousand, eight hundred sixty-four".