11420256502 has 16 divisors (see below), whose sum is σ = 17235036000. Its totient is φ = 5675351040.

The previous prime is 11420256499. The next prime is 11420256503. The reversal of 11420256502 is 20565202411.

11420256502 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11420256503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 190774 + ... + 243382.

It is an arithmetic number, because the mean of its divisors is an integer number (1077189750).

Almost surely, 2^11420256502 is an apocalyptic number.

11420256502 is a deficient number, since it is larger than the sum of its proper divisors (5814779498).

11420256502 is a wasteful number, since it uses less digits than its factorization.

11420256502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53271.

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 11420256502 its reverse (20565202411), we get a palindrome (31985458913).

The spelling of 11420256502 in words is "eleven billion, four hundred twenty million, two hundred fifty-six thousand, five hundred two".