2506348403 has 16 divisors (see below), whose sum is σ = 2956474080. Its totient is φ = 2102370816.

The previous prime is 2506348381. The next prime is 2506348421. The reversal of 2506348403 is 3048436052.

It is not a de Polignac number, because 2506348403 - 2¹² = 2506344307 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2506348423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 189125 + ... + 201942.

It is an arithmetic number, because the mean of its divisors is an integer number (184779630).

Almost surely, 2^2506348403 is an apocalyptic number.

2506348403 is a deficient number, since it is larger than the sum of its proper divisors (450125677).

2506348403 is a wasteful number, since it uses less digits than its factorization.

2506348403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391126.

The product of its (nonzero) digits is 69120, while the sum is 35.

The square root of 2506348403 is about 50063.4437788692. The cubic root of 2506348403 is about 1358.3566517114.

The spelling of 2506348403 in words is "two billion, five hundred six million, three hundred forty-eight thousand, four hundred three".