2645292109040 has 40 divisors (see below), whose sum is σ = 7028919034080. Its totient is φ = 906957294336.

The previous prime is 2645292108997. The next prime is 2645292109051. The reversal of 2645292109040 is 409012925462.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 2645292108982 and 2645292109000.

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 7 ways as a sum of consecutive naturals, for example, 2361867395 + ... + 2361868514.

It is an arithmetic number, because the mean of its divisors is an integer number (175722975852).

Almost surely, 2^{2645292109040} is an apocalyptic number.

2645292109040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2645292109040 is an abundant number, since it is smaller than the sum of its proper divisors (4383626925040).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2645292109040 is a wasteful number, since it uses less digits than its factorization.

2645292109040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4723735929 (or 4723735923 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 44.

The spelling of 2645292109040 in words is "two trillion, six hundred forty-five billion, two hundred ninety-two million, one hundred nine thousand, forty".