2612372402389 has 2 divisors, whose sum is σ = 2612372402390. Its totient is φ = 2612372402388.

The previous prime is 2612372402323. The next prime is 2612372402413. The reversal of 2612372402389 is 9832042732162.

2612372402389 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1883454312100 + 728918090289 = 1372390^2 + 853767^2 .

It is a cyclic number.

It is not a de Polignac number, because 2612372402389 - 2⁷ = 2612372402261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2612372406389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1306186201194 + 1306186201195.

It is an arithmetic number, because the mean of its divisors is an integer number (1306186201195).

Almost surely, 2^{2612372402389} is an apocalyptic number.

It is an amenable number.

2612372402389 is a deficient number, since it is larger than the sum of its proper divisors (1).

2612372402389 is an equidigital number, since it uses as much as digits as its factorization.

2612372402389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1741824, while the sum is 49.

The spelling of 2612372402389 in words is "two trillion, six hundred twelve billion, three hundred seventy-two million, four hundred two thousand, three hundred eighty-nine".