5457272064 has 72 divisors (see below), whose sum is σ = 14544368160. Its totient is φ = 1816578048.

The previous prime is 5457272027. The next prime is 5457272071. The reversal of 5457272064 is 4602727545.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 599902 + ... + 608930.

Almost surely, 2^5457272064 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 5457272064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7272184080).

5457272064 is an abundant number, since it is smaller than the sum of its proper divisors (9087096096).

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

5457272064 is an equidigital number, since it uses as much as digits as its factorization.

5457272064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9835 (or 9821 counting only the distinct ones).

The product of its (nonzero) digits is 470400, while the sum is 42.

The square root of 5457272064 is about 73873.3515146023. The cubic root of 5457272064 is about 1760.5912338724.

The spelling of 5457272064 in words is "five billion, four hundred fifty-seven million, two hundred seventy-two thousand, sixty-four".