2729398771254 has 16 divisors (see below), whose sum is σ = 5574942171648. Its totient is φ = 890442152232.

The previous prime is 2729398771103. The next prime is 2729398771273. The reversal of 2729398771254 is 4521778939272.

It is a congruent number.

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, 4839359242 + ... + 4839359805.

It is an arithmetic number, because the mean of its divisors is an integer number (348433885728).

Almost surely, 2^{2729398771254} is an apocalyptic number.

2729398771254 is an abundant number, since it is smaller than the sum of its proper divisors (2845543400394).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2729398771254 is a wasteful number, since it uses less digits than its factorization.

2729398771254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9678719099.

The product of its digits is 106686720, while the sum is 66.

The spelling of 2729398771254 in words is "two trillion, seven hundred twenty-nine billion, three hundred ninety-eight million, seven hundred seventy-one thousand, two hundred fifty-four".