2681698288442 has 16 divisors (see below), whose sum is σ = 4105937228832. Its totient is φ = 1313145047760.

The previous prime is 2681698288433. The next prime is 2681698288447. The reversal of 2681698288442 is 2448828961862.

It is not an unprimeable number, because it can be changed into a prime (2681698288447) 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, 23067284 + ... + 23183247.

It is an arithmetic number, because the mean of its divisors is an integer number (256621076802).

Almost surely, 2^{2681698288442} is an apocalyptic number.

2681698288442 is a deficient number, since it is larger than the sum of its proper divisors (1424238940390).

2681698288442 is a wasteful number, since it uses less digits than its factorization.

2681698288442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46251133.

The product of its digits is 169869312, while the sum is 68.

The spelling of 2681698288442 in words is "two trillion, six hundred eighty-one billion, six hundred ninety-eight million, two hundred eighty-eight thousand, four hundred forty-two".