2503375042081 has 4 divisors (see below), whose sum is σ = 2545805127600. Its totient is φ = 2460944956564.

The previous prime is 2503375042073. The next prime is 2503375042111. The reversal of 2503375042081 is 1802405733052.

2503375042081 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2503375042081 - 2³ = 2503375042073 is a prime.

It is a super-2 number, since 2×2503375042081² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2503375022081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21215042671 + ... + 21215042788.

It is an arithmetic number, because the mean of its divisors is an integer number (636451281900).

Almost surely, 2^{2503375042081} is an apocalyptic number.

It is an amenable number.

2503375042081 is a deficient number, since it is larger than the sum of its proper divisors (42430085519).

2503375042081 is an equidigital number, since it uses as much as digits as its factorization.

2503375042081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42430085518.

The product of its (nonzero) digits is 201600, while the sum is 40.

The spelling of 2503375042081 in words is "two trillion, five hundred three billion, three hundred seventy-five million, forty-two thousand, eighty-one".