2538396900863 has 2 divisors, whose sum is σ = 2538396900864. Its totient is φ = 2538396900862.

The previous prime is 2538396900859. The next prime is 2538396900887. The reversal of 2538396900863 is 3680096938352.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2538396900863 - 2² = 2538396900859 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2538396900796 and 2538396900805.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2538396900803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1269198450431 + 1269198450432.

It is an arithmetic number, because the mean of its divisors is an integer number (1269198450432).

Almost surely, 2^{2538396900863} is an apocalyptic number.

2538396900863 is a deficient number, since it is larger than the sum of its proper divisors (1).

2538396900863 is an equidigital number, since it uses as much as digits as its factorization.

2538396900863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50388480, while the sum is 62.

The spelling of 2538396900863 in words is "two trillion, five hundred thirty-eight billion, three hundred ninety-six million, nine hundred thousand, eight hundred sixty-three".