2545098817537 has 4 divisors (see below), whose sum is σ = 2599249856256. Its totient is φ = 2490947778820.

The previous prime is 2545098817523. The next prime is 2545098817543. The reversal of 2545098817537 is 7357188905452.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2545098817537 - 2⁷ = 2545098817409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2545098817637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27075519289 + ... + 27075519382.

It is an arithmetic number, because the mean of its divisors is an integer number (649812464064).

Almost surely, 2^{2545098817537} is an apocalyptic number.

It is an amenable number.

2545098817537 is a deficient number, since it is larger than the sum of its proper divisors (54151038719).

2545098817537 is an equidigital number, since it uses as much as digits as its factorization.

2545098817537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54151038718.

The product of its (nonzero) digits is 84672000, while the sum is 64.

The spelling of 2545098817537 in words is "two trillion, five hundred forty-five billion, ninety-eight million, eight hundred seventeen thousand, five hundred thirty-seven".