5457272065 has 8 divisors (see below), whose sum is σ = 7484258880. Its totient is φ = 3742129392.

The previous prime is 5457272027. The next prime is 5457272071. The reversal of 5457272065 is 5602727545.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5457272065 - 2⁹ = 5457271553 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77960995 + ... + 77961064.

It is an arithmetic number, because the mean of its divisors is an integer number (935532360).

Almost surely, 2^5457272065 is an apocalyptic number.

It is an amenable number.

5457272065 is a deficient number, since it is larger than the sum of its proper divisors (2026986815).

5457272065 is a wasteful number, since it uses less digits than its factorization.

5457272065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155922071.

The product of its (nonzero) digits is 588000, while the sum is 43.

The square root of 5457272065 is about 73873.3515213707. The cubic root of 5457272065 is about 1760.5912339800.

The spelling of 5457272065 in words is "five billion, four hundred fifty-seven million, two hundred seventy-two thousand, sixty-five".