2002400002642 has 8 divisors (see below), whose sum is σ = 3234646158156. Its totient is φ = 924184616592.

The previous prime is 2002400002619. The next prime is 2002400002651. The reversal of 2002400002642 is 2462000042002.

It can be written as a sum of positive squares in 2 ways, for example, as 2002137270961 + 262731681 = 1414969^2 + 16209^2 .

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, 38507692333 + ... + 38507692384.

Almost surely, 2^{2002400002642} is an apocalyptic number.

2002400002642 is a deficient number, since it is larger than the sum of its proper divisors (1232246155514).

2002400002642 is a wasteful number, since it uses less digits than its factorization.

2002400002642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77015384732.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 2002400002642 its reverse (2462000042002), we get a palindrome (4464400044644).

The spelling of 2002400002642 in words is "two trillion, two billion, four hundred million, two thousand, six hundred forty-two".