2642261233394 has 8 divisors (see below), whose sum is σ = 3963484804188. Its totient is φ = 1321099632000.

The previous prime is 2642261233373. The next prime is 2642261233399. The reversal of 2642261233394 is 4933321622462.

It can be written as a sum of positive squares in 2 ways, for example, as 2587288335025 + 54972898369 = 1608505^2 + 234463^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2642261233399) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15385607 + ... + 15556394.

Almost surely, 2^{2642261233394} is an apocalyptic number.

2642261233394 is a deficient number, since it is larger than the sum of its proper divisors (1321223570794).

2642261233394 is a wasteful number, since it uses less digits than its factorization.

2642261233394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30984700.

The product of its digits is 2239488, while the sum is 47.

The spelling of 2642261233394 in words is "two trillion, six hundred forty-two billion, two hundred sixty-one million, two hundred thirty-three thousand, three hundred ninety-four".