2772640945136 has 40 divisors (see below), whose sum is σ = 5442247923840. Its totient is φ = 1368223868096.

The previous prime is 2772640945133. The next prime is 2772640945147. The reversal of 2772640945136 is 6315490462772.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2772640945133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 243455 + ... + 2367393.

It is an arithmetic number, because the mean of its divisors is an integer number (136056198096).

Almost surely, 2^{2772640945136} is an apocalyptic number.

It is an amenable number.

2772640945136 is a deficient number, since it is larger than the sum of its proper divisors (2669606978704).

2772640945136 is a wasteful number, since it uses less digits than its factorization.

2772640945136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2125013 (or 2125007 counting only the distinct ones).

The product of its (nonzero) digits is 15240960, while the sum is 56.

The spelling of 2772640945136 in words is "two trillion, seven hundred seventy-two billion, six hundred forty million, nine hundred forty-five thousand, one hundred thirty-six".