5450115554551 has 4 divisors (see below), whose sum is σ = 5450162811192. Its totient is φ = 5450068297912.

The previous prime is 5450115554447. The next prime is 5450115554603. The reversal of 5450115554551 is 1554555110545.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5450115554551 - 2¹⁹ = 5450115030263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5450115554951) 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, 23454901 + ... + 23686126.

It is an arithmetic number, because the mean of its divisors is an integer number (1362540702798).

Almost surely, 2^{5450115554551} is an apocalyptic number.

5450115554551 is a deficient number, since it is larger than the sum of its proper divisors (47256641).

5450115554551 is a wasteful number, since it uses less digits than its factorization.

5450115554551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47256640.

The product of its (nonzero) digits is 1250000, while the sum is 46.

The spelling of 5450115554551 in words is "five trillion, four hundred fifty billion, one hundred fifteen million, five hundred fifty-four thousand, five hundred fifty-one".