2712728157 has 8 divisors (see below), whose sum is σ = 3630318720. Its totient is φ = 1801811520.

The previous prime is 2712728147. The next prime is 2712728159. The reversal of 2712728157 is 7518272172.

2712728157 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 2712728157 - 2¹¹ = 2712726109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2712728159) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1667532 + ... + 1669157.

It is an arithmetic number, because the mean of its divisors is an integer number (453789840).

Almost surely, 2^2712728157 is an apocalyptic number.

It is an amenable number.

2712728157 is a deficient number, since it is larger than the sum of its proper divisors (917590563).

2712728157 is a wasteful number, since it uses less digits than its factorization.

2712728157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3336963.

The product of its digits is 109760, while the sum is 42.

The square root of 2712728157 is about 52083.8569712344. The cubic root of 2712728157 is about 1394.6613270679.

The spelling of 2712728157 in words is "two billion, seven hundred twelve million, seven hundred twenty-eight thousand, one hundred fifty-seven".