2645554926434 has 24 divisors (see below), whose sum is σ = 4775403514140. Its totient is φ = 1094712382176.

The previous prime is 2645554926379. The next prime is 2645554926457. The reversal of 2645554926434 is 4346294555462.

It can be written as a sum of positive squares in 2 ways, for example, as 2600333628025 + 45221298409 = 1612555^2 + 212653^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 465436097 + ... + 465441780.

Almost surely, 2^{2645554926434} is an apocalyptic number.

2645554926434 is a deficient number, since it is larger than the sum of its proper divisors (2129848587706).

2645554926434 is a wasteful number, since it uses less digits than its factorization.

2645554926434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 930877922 (or 930877915 counting only the distinct ones).

The product of its digits is 124416000, while the sum is 59.

The spelling of 2645554926434 in words is "two trillion, six hundred forty-five billion, five hundred fifty-four million, nine hundred twenty-six thousand, four hundred thirty-four".