2643527670140 has 24 divisors (see below), whose sum is σ = 6344466408672. Its totient is φ = 906352344000.

The previous prime is 2643527670083. The next prime is 2643527670151. The reversal of 2643527670140 is 410767253462.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9441170111 + ... + 9441170390.

It is an arithmetic number, because the mean of its divisors is an integer number (264352767028).

Almost surely, 2^{2643527670140} is an apocalyptic number.

2643527670140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2643527670140 is an abundant number, since it is smaller than the sum of its proper divisors (3700938738532).

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

2643527670140 is a wasteful number, since it uses less digits than its factorization.

2643527670140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18882340517 (or 18882340515 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 47.

The spelling of 2643527670140 in words is "two trillion, six hundred forty-three billion, five hundred twenty-seven million, six hundred seventy thousand, one hundred forty".