2450138639387 has 2 divisors, whose sum is σ = 2450138639388. Its totient is φ = 2450138639386.

The previous prime is 2450138639359. The next prime is 2450138639447. The reversal of 2450138639387 is 7839368310542.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2450138639387 - 2¹⁴ = 2450138623003 is a prime.

It is not a weakly prime, because it can be changed into another prime (2450138639317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1225069319693 + 1225069319694.

It is an arithmetic number, because the mean of its divisors is an integer number (1225069319694).

It is a 1-persistent number, because it is pandigital, but 2⋅2450138639387 = 4900277278774 is not.

Almost surely, 2^{2450138639387} is an apocalyptic number.

2450138639387 is a deficient number, since it is larger than the sum of its proper divisors (1).

2450138639387 is an equidigital number, since it uses as much as digits as its factorization.

2450138639387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26127360, while the sum is 59.

The spelling of 2450138639387 in words is "two trillion, four hundred fifty billion, one hundred thirty-eight million, six hundred thirty-nine thousand, three hundred eighty-seven".