2478367787059 has 2 divisors, whose sum is σ = 2478367787060. Its totient is φ = 2478367787058.

The previous prime is 2478367787047. The next prime is 2478367787083. The reversal of 2478367787059 is 9507877638742.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2478367787059 - 2⁷ = 2478367786931 is a prime.

It is a super-2 number, since 2×2478367787059² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2478367786982 and 2478367787000.

It is not a weakly prime, because it can be changed into another prime (2478367787099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1239183893529 + 1239183893530.

It is an arithmetic number, because the mean of its divisors is an integer number (1239183893530).

Almost surely, 2^{2478367787059} is an apocalyptic number.

2478367787059 is a deficient number, since it is larger than the sum of its proper divisors (1).

2478367787059 is an equidigital number, since it uses as much as digits as its factorization.

2478367787059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 995742720, while the sum is 73.

The spelling of 2478367787059 in words is "two trillion, four hundred seventy-eight billion, three hundred sixty-seven million, seven hundred eighty-seven thousand, fifty-nine".