2614775378649 has 16 divisors (see below), whose sum is σ = 4194125921280. Its totient is φ = 1415517498000.

The previous prime is 2614775378617. The next prime is 2614775378671. The reversal of 2614775378649 is 9468735774162.

It is not a de Polignac number, because 2614775378649 - 2⁵ = 2614775378617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2614775478649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3276660477 + ... + 3276661274.

It is an arithmetic number, because the mean of its divisors is an integer number (262132870080).

Almost surely, 2^{2614775378649} is an apocalyptic number.

It is an amenable number.

2614775378649 is a deficient number, since it is larger than the sum of its proper divisors (1579350542631).

2614775378649 is a wasteful number, since it uses less digits than its factorization.

2614775378649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6553321780.

The product of its digits is 426746880, while the sum is 69.

The spelling of 2614775378649 in words is "two trillion, six hundred fourteen billion, seven hundred seventy-five million, three hundred seventy-eight thousand, six hundred forty-nine".