2640736112550 has 48 divisors (see below), whose sum is σ = 6774854037840. Its totient is φ = 679913664640.

The previous prime is 2640736112533. The next prime is 2640736112561. The reversal of 2640736112550 is 552116370462.

2640736112550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2640736112550² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 303528537 + ... + 303537236.

It is an arithmetic number, because the mean of its divisors is an integer number (141142792455).

Almost surely, 2^{2640736112550} is an apocalyptic number.

2640736112550 is an abundant number, since it is smaller than the sum of its proper divisors (4134117925290).

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

2640736112550 is a wasteful number, since it uses less digits than its factorization.

2640736112550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607065817 (or 607065812 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 42.

The spelling of 2640736112550 in words is "two trillion, six hundred forty billion, seven hundred thirty-six million, one hundred twelve thousand, five hundred fifty".