4069387779013 has 2 divisors, whose sum is σ = 4069387779014. Its totient is φ = 4069387779012.

The previous prime is 4069387778971. The next prime is 4069387779073. The reversal of 4069387779013 is 3109777839604.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3906481096324 + 162906682689 = 1976482^2 + 403617^2 .

It is a cyclic number.

It is not a de Polignac number, because 4069387779013 - 2¹³ = 4069387770821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4069387779073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2034693889506 + 2034693889507.

It is an arithmetic number, because the mean of its divisors is an integer number (2034693889507).

Almost surely, 2^{4069387779013} is an apocalyptic number.

It is an amenable number.

4069387779013 is a deficient number, since it is larger than the sum of its proper divisors (1).

4069387779013 is an equidigital number, since it uses as much as digits as its factorization.

4069387779013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48009024, while the sum is 64.

The spelling of 4069387779013 in words is "four trillion, sixty-nine billion, three hundred eighty-seven million, seven hundred seventy-nine thousand, thirteen".