2598721449803 has 2 divisors, whose sum is σ = 2598721449804. Its totient is φ = 2598721449802.

The previous prime is 2598721449773. The next prime is 2598721449811. The reversal of 2598721449803 is 3089441278952.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2598721449803 - 2¹² = 2598721445707 is a prime.

It is not a weakly prime, because it can be changed into another prime (2598721449853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1299360724901 + 1299360724902.

It is an arithmetic number, because the mean of its divisors is an integer number (1299360724902).

Almost surely, 2^{2598721449803} is an apocalyptic number.

2598721449803 is a deficient number, since it is larger than the sum of its proper divisors (1).

2598721449803 is an equidigital number, since it uses as much as digits as its factorization.

2598721449803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34836480, while the sum is 62.

The spelling of 2598721449803 in words is "two trillion, five hundred ninety-eight billion, seven hundred twenty-one million, four hundred forty-nine thousand, eight hundred three".