2731385728410 has 48 divisors (see below), whose sum is σ = 6963615955296. Its totient is φ = 685524259072.

The previous prime is 2731385728403. The next prime is 2731385728441. The reversal of 2731385728410 is 148275831372.

It is a super-2 number, since 2×2731385728410² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 157510692 + ... + 157528031.

It is an arithmetic number, because the mean of its divisors is an integer number (145075332402).

Almost surely, 2^{2731385728410} is an apocalyptic number.

2731385728410 is an abundant number, since it is smaller than the sum of its proper divisors (4232230226886).

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

2731385728410 is a wasteful number, since it uses less digits than its factorization.

2731385728410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315038767 (or 315038750 counting only the distinct ones).

The product of its (nonzero) digits is 2257920, while the sum is 51.

The spelling of 2731385728410 in words is "two trillion, seven hundred thirty-one billion, three hundred eighty-five million, seven hundred twenty-eight thousand, four hundred ten".