2772380579145 has 16 divisors (see below), whose sum is σ = 4436898100992. Its totient is φ = 1478239917440.

The previous prime is 2772380579123. The next prime is 2772380579147. The reversal of 2772380579145 is 5419750832772.

It is a happy number.

2772380579145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2772380579145 - 2²⁹ = 2771843708233 is a prime.

It is a super-3 number, since 3×2772380579145³ (a number of 38 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (2772380579147) 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, 22628001 + ... + 22750190.

It is an arithmetic number, because the mean of its divisors is an integer number (277306131312).

Almost surely, 2^{2772380579145} is an apocalyptic number.

It is an amenable number.

2772380579145 is a deficient number, since it is larger than the sum of its proper divisors (1664517521847).

2772380579145 is a wasteful number, since it uses less digits than its factorization.

2772380579145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45382272.

The product of its (nonzero) digits is 29635200, while the sum is 60.

The spelling of 2772380579145 in words is "two trillion, seven hundred seventy-two billion, three hundred eighty million, five hundred seventy-nine thousand, one hundred forty-five".