5551511103401 has 8 divisors (see below), whose sum is σ = 5735922185664. Its totient is φ = 5370050598640.

The previous prime is 5551511103349. The next prime is 5551511103419. The reversal of 5551511103401 is 1043011151555.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5551511103401 - 2⁶ = 5551511103337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5551511103431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 737640551 + ... + 737648076.

It is an arithmetic number, because the mean of its divisors is an integer number (716990273208).

Almost surely, 2^{5551511103401} is an apocalyptic number.

It is an amenable number.

5551511103401 is a deficient number, since it is larger than the sum of its proper divisors (184411082263).

5551511103401 is a wasteful number, since it uses less digits than its factorization.

5551511103401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1475288751.

The product of its (nonzero) digits is 7500, while the sum is 32.

Adding to 5551511103401 its reverse (1043011151555), we get a palindrome (6594522254956).

The spelling of 5551511103401 in words is "five trillion, five hundred fifty-one billion, five hundred eleven million, one hundred three thousand, four hundred one".