2725752399551 has 4 divisors (see below), whose sum is σ = 2725774805112. Its totient is φ = 2725729993992.

The previous prime is 2725752399473. The next prime is 2725752399577. The reversal of 2725752399551 is 1559932575272.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2725752399551 is a prime.

It is a super-2 number, since 2×2725752399551² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2725752389551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11019296 + ... + 11263941.

It is an arithmetic number, because the mean of its divisors is an integer number (681443701278).

Almost surely, 2^{2725752399551} is an apocalyptic number.

2725752399551 is a deficient number, since it is larger than the sum of its proper divisors (22405561).

2725752399551 is a wasteful number, since it uses less digits than its factorization.

2725752399551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22405560.

The product of its digits is 59535000, while the sum is 62.

The spelling of 2725752399551 in words is "two trillion, seven hundred twenty-five billion, seven hundred fifty-two million, three hundred ninety-nine thousand, five hundred fifty-one".