55502502403 has 4 divisors (see below), whose sum is σ = 58423686760. Its totient is φ = 52581318048.

The previous prime is 55502502373. The next prime is 55502502437. The reversal of 55502502403 is 30420520555.

It is a happy number.

55502502403 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 an emirpimes, since its reverse is a distinct semiprime: 30420520555 = 5 ⋅6084104111.

It is not a de Polignac number, because 55502502403 - 2⁹ = 55502501891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55502502443) 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, 1460592150 + ... + 1460592187.

It is an arithmetic number, because the mean of its divisors is an integer number (14605921690).

Almost surely, 2^55502502403 is an apocalyptic number.

55502502403 is a deficient number, since it is larger than the sum of its proper divisors (2921184357).

55502502403 is a wasteful number, since it uses less digits than its factorization.

55502502403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2921184356.

The product of its (nonzero) digits is 30000, while the sum is 31.

The spelling of 55502502403 in words is "fifty-five billion, five hundred two million, five hundred two thousand, four hundred three".