2642006730838 has 8 divisors (see below), whose sum is σ = 3964101544800. Its totient is φ = 1320639549240.

The previous prime is 2642006730823. The next prime is 2642006730859. The reversal of 2642006730838 is 8380376002462.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 2642006730791 and 2642006730800.

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 3 ways as a sum of consecutive naturals, for example, 181899013 + ... + 181913536.

It is an arithmetic number, because the mean of its divisors is an integer number (495512693100).

Almost surely, 2^{2642006730838} is an apocalyptic number.

2642006730838 is a deficient number, since it is larger than the sum of its proper divisors (1322094813962).

2642006730838 is a wasteful number, since it uses less digits than its factorization.

2642006730838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363816182.

The product of its (nonzero) digits is 2322432, while the sum is 49.

The spelling of 2642006730838 in words is "two trillion, six hundred forty-two billion, six million, seven hundred thirty thousand, eight hundred thirty-eight".