5555431013 has 24 divisors (see below), whose sum is σ = 6183749880. Its totient is φ = 4986748800.

The previous prime is 5555430943. The next prime is 5555431031. The reversal of 5555431013 is 3101345555.

It can be written as a sum of positive squares in 4 ways, for example, as 2095991524 + 3459439489 = 45782^2 + 58817^2 .

It is not a de Polignac number, because 5555431013 - 2¹⁶ = 5555365477 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5555421013) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5235503 + ... + 5236563.

It is an arithmetic number, because the mean of its divisors is an integer number (257656245).

Almost surely, 2^5555431013 is an apocalyptic number.

It is an amenable number.

5555431013 is a deficient number, since it is larger than the sum of its proper divisors (628318867).

5555431013 is a wasteful number, since it uses less digits than its factorization.

5555431013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1589 (or 1578 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 32.

The square root of 5555431013 is about 74534.7637884497. The cubic root of 5555431013 is about 1771.0843805841.

Adding to 5555431013 its reverse (3101345555), we get a palindrome (8656776568).

The spelling of 5555431013 in words is "five billion, five hundred fifty-five million, four hundred thirty-one thousand, thirteen".