15403225442516 has 12 divisors (see below), whose sum is σ = 26958397697280. Its totient is φ = 7700826100440.

The previous prime is 15403225442509. The next prime is 15403225442533. The reversal of 15403225442516 is 61524452230451.

15403225442516 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 an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 196611146 + ... + 196689473.

It is an arithmetic number, because the mean of its divisors is an integer number (2246533141440).

Almost surely, 2^{15403225442516} is an apocalyptic number.

It is an amenable number.

15403225442516 is a deficient number, since it is larger than the sum of its proper divisors (11555172254764).

15403225442516 is a wasteful number, since it uses less digits than its factorization.

15403225442516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393310414 (or 393310412 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 44.

Adding to 15403225442516 its reverse (61524452230451), we get a palindrome (76927677672967).

The spelling of 15403225442516 in words is "fifteen trillion, four hundred three billion, two hundred twenty-five million, four hundred forty-two thousand, five hundred sixteen".