55103435401 has 16 divisors (see below), whose sum is σ = 66838988160. Its totient is φ = 44347057920.

The previous prime is 55103435377. The next prime is 55103435407. The reversal of 55103435401 is 10453430155.

55103435401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 55103435401 - 2⁹ = 55103434889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55103435407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 502710 + ... + 602431.

It is an arithmetic number, because the mean of its divisors is an integer number (4177436760).

Almost surely, 2^55103435401 is an apocalyptic number.

It is an amenable number.

55103435401 is a deficient number, since it is larger than the sum of its proper divisors (11735552759).

55103435401 is a wasteful number, since it uses less digits than its factorization.

55103435401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1105584.

The product of its (nonzero) digits is 18000, while the sum is 31.

Adding to 55103435401 its reverse (10453430155), we get a palindrome (65556865556).

The spelling of 55103435401 in words is "fifty-five billion, one hundred three million, four hundred thirty-five thousand, four hundred one".