2729398771253 has 8 divisors (see below), whose sum is σ = 3402886779840. Its totient is φ = 2126804237280.

The previous prime is 2729398771103. The next prime is 2729398771273. The reversal of 2729398771253 is 3521778939272.

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 2729398771253 - 2¹⁶ = 2729398705717 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2729398771253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2729398771273) 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, 17723368568 + ... + 17723368721.

It is an arithmetic number, because the mean of its divisors is an integer number (425360847480).

Almost surely, 2^{2729398771253} is an apocalyptic number.

It is an amenable number.

2729398771253 is a deficient number, since it is larger than the sum of its proper divisors (673488008587).

2729398771253 is a wasteful number, since it uses less digits than its factorization.

2729398771253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35446737307.

The product of its digits is 80015040, while the sum is 65.

The spelling of 2729398771253 in words is "two trillion, seven hundred twenty-nine billion, three hundred ninety-eight million, seven hundred seventy-one thousand, two hundred fifty-three".