2731442473246 has 16 divisors (see below), whose sum is σ = 4277913048864. Its totient is φ = 1305544006624.

The previous prime is 2731442473217. The next prime is 2731442473261. The reversal of 2731442473246 is 6423742441372.

It is a self number, because there is not a number n which added to its sum of digits gives 2731442473246.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 18061285 + ... + 18211888.

It is an arithmetic number, because the mean of its divisors is an integer number (267369565554).

Almost surely, 2^{2731442473246} is an apocalyptic number.

2731442473246 is a deficient number, since it is larger than the sum of its proper divisors (1546470575618).

2731442473246 is a wasteful number, since it uses less digits than its factorization.

2731442473246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36274835.

The product of its digits is 5419008, while the sum is 49.

The spelling of 2731442473246 in words is "two trillion, seven hundred thirty-one billion, four hundred forty-two million, four hundred seventy-three thousand, two hundred forty-six".