4540215401599 has 2 divisors, whose sum is σ = 4540215401600. Its totient is φ = 4540215401598.

The previous prime is 4540215401531. The next prime is 4540215401629. The reversal of 4540215401599 is 9951045120454.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4540215401599 - 2⁹ = 4540215401087 is a prime.

It is a super-2 number, since 2×4540215401599² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4540215701599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2270107700799 + 2270107700800.

It is an arithmetic number, because the mean of its divisors is an integer number (2270107700800).

Almost surely, 2^{4540215401599} is an apocalyptic number.

4540215401599 is a deficient number, since it is larger than the sum of its proper divisors (1).

4540215401599 is an equidigital number, since it uses as much as digits as its factorization.

4540215401599 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296000, while the sum is 49.

The spelling of 4540215401599 in words is "four trillion, five hundred forty billion, two hundred fifteen million, four hundred one thousand, five hundred ninety-nine".