2486664666842 has 8 divisors (see below), whose sum is σ = 3730431706932. Its totient is φ = 1243187431200.

The previous prime is 2486664666803. The next prime is 2486664666853.

2486664666842 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 1673170707121 + 813493959721 = 1293511^2 + 901939^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72429659 + ... + 72463982.

Almost surely, 2^{2486664666842} is an apocalyptic number.

2486664666842 is a deficient number, since it is larger than the sum of its proper divisors (1243767040090).

2486664666842 is a wasteful number, since it uses less digits than its factorization.

2486664666842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144902224.

The product of its digits is 764411904, while the sum is 68.

The spelling of 2486664666842 in words is "two trillion, four hundred eighty-six billion, six hundred sixty-four million, six hundred sixty-six thousand, eight hundred forty-two".