4540215402179 has 2 divisors, whose sum is σ = 4540215402180. Its totient is φ = 4540215402178.

The previous prime is 4540215402137. The next prime is 4540215402211. The reversal of 4540215402179 is 9712045120454.

4540215402179 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4540215402179 - 2¹² = 4540215398083 is a prime.

It is a super-2 number, since 2×4540215402179² (a number of 26 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (4540215402119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2270107701089 + 2270107701090.

It is an arithmetic number, because the mean of its divisors is an integer number (2270107701090).

Almost surely, 2^{4540215402179} is an apocalyptic number.

4540215402179 is a deficient number, since it is larger than the sum of its proper divisors (1).

4540215402179 is an equidigital number, since it uses as much as digits as its factorization.

4540215402179 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 403200, while the sum is 44.

The spelling of 4540215402179 in words is "four trillion, five hundred forty billion, two hundred fifteen million, four hundred two thousand, one hundred seventy-nine".