2860042721387 has 2 divisors, whose sum is σ = 2860042721388. Its totient is φ = 2860042721386.

The previous prime is 2860042721383. The next prime is 2860042721407. The reversal of 2860042721387 is 7831272400682.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2860042721387 - 2² = 2860042721383 is a prime.

It is not a weakly prime, because it can be changed into another prime (2860042721383) 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, 1430021360693 + 1430021360694.

It is an arithmetic number, because the mean of its divisors is an integer number (1430021360694).

Almost surely, 2^{2860042721387} is an apocalyptic number.

2860042721387 is a deficient number, since it is larger than the sum of its proper divisors (1).

2860042721387 is an equidigital number, since it uses as much as digits as its factorization.

2860042721387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1806336, while the sum is 50.

The spelling of 2860042721387 in words is "two trillion, eight hundred sixty billion, forty-two million, seven hundred twenty-one thousand, three hundred eighty-seven".