2440878206357 has 2 divisors, whose sum is σ = 2440878206358. Its totient is φ = 2440878206356.

The previous prime is 2440878206341. The next prime is 2440878206441. The reversal of 2440878206357 is 7536028780442.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1794704991556 + 646173214801 = 1339666^2 + 803849^2 .

It is a cyclic number.

It is not a de Polignac number, because 2440878206357 - 2⁴ = 2440878206341 is a prime.

It is a super-2 number, since 2×2440878206357² (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 (2440878206317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1220439103178 + 1220439103179.

It is an arithmetic number, because the mean of its divisors is an integer number (1220439103179).

Almost surely, 2^{2440878206357} is an apocalyptic number.

It is an amenable number.

2440878206357 is a deficient number, since it is larger than the sum of its proper divisors (1).

2440878206357 is an equidigital number, since it uses as much as digits as its factorization.

2440878206357 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18063360, while the sum is 56.

The spelling of 2440878206357 in words is "two trillion, four hundred forty billion, eight hundred seventy-eight million, two hundred six thousand, three hundred fifty-seven".