5551231045 has 8 divisors (see below), whose sum is σ = 7012081440. Its totient is φ = 4207248720.

The previous prime is 5551231043. The next prime is 5551231177. The reversal of 5551231045 is 5401321555.

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

It is not a de Polignac number, because 5551231045 - 2¹ = 5551231043 is a prime.

It is a super-2 number, since 2×5551231045² = 61632332229943584050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5551230998 and 5551231016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5551231043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29216911 + ... + 29217100.

It is an arithmetic number, because the mean of its divisors is an integer number (876510180).

Almost surely, 2^5551231045 is an apocalyptic number.

It is an amenable number.

5551231045 is a deficient number, since it is larger than the sum of its proper divisors (1460850395).

5551231045 is a wasteful number, since it uses less digits than its factorization.

5551231045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58434035.

The product of its (nonzero) digits is 15000, while the sum is 31.

The square root of 5551231045 is about 74506.5839037061. The cubic root of 5551231045 is about 1770.6379481937.

The spelling of 5551231045 in words is "five billion, five hundred fifty-one million, two hundred thirty-one thousand, forty-five".