2725065115537 has 4 divisors (see below), whose sum is σ = 2725106867056. Its totient is φ = 2725023364020.

The previous prime is 2725065115489. The next prime is 2725065115547. The reversal of 2725065115537 is 7355115605272.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2725065115537 - 2¹¹ = 2725065113489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2725065115547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20777703 + ... + 20908444.

It is an arithmetic number, because the mean of its divisors is an integer number (681276716764).

Almost surely, 2^{2725065115537} is an apocalyptic number.

It is an amenable number.

2725065115537 is a deficient number, since it is larger than the sum of its proper divisors (41751519).

2725065115537 is an equidigital number, since it uses as much as digits as its factorization.

2725065115537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41751518.

The product of its (nonzero) digits is 2205000, while the sum is 49.

The spelling of 2725065115537 in words is "two trillion, seven hundred twenty-five billion, sixty-five million, one hundred fifteen thousand, five hundred thirty-seven".