2731370806830 has 64 divisors (see below), whose sum is σ = 7024520579328. Its totient is φ = 677261222400.

The previous prime is 2731370806799. The next prime is 2731370806831. The reversal of 2731370806830 is 386080731372.

It is a self number, because there is not a number n which added to its sum of digits gives 2731370806830.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2731370806831) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32220496 + ... + 32305155.

It is an arithmetic number, because the mean of its divisors is an integer number (109758134052).

Almost surely, 2^{2731370806830} is an apocalyptic number.

2731370806830 is an abundant number, since it is smaller than the sum of its proper divisors (4293149772498).

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

2731370806830 is a wasteful number, since it uses less digits than its factorization.

2731370806830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64525761.

The product of its (nonzero) digits is 1016064, while the sum is 48.

The spelling of 2731370806830 in words is "two trillion, seven hundred thirty-one billion, three hundred seventy million, eight hundred six thousand, eight hundred thirty".