5551255011 has 4 divisors (see below), whose sum is σ = 7401673352. Its totient is φ = 3700836672.

The previous prime is 5551255009. The next prime is 5551255013. The reversal of 5551255011 is 1105521555.

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

It is an interprime number because it is at equal distance from previous prime (5551255009) and next prime (5551255013).

It is not a de Polignac number, because 5551255011 - 2¹ = 5551255009 is a prime.

It is a super-2 number, since 2×5551255011² = 61632864394305220242, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5551255011.

It is not an unprimeable number, because it can be changed into a prime (5551255013) 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, 925209166 + ... + 925209171.

It is an arithmetic number, because the mean of its divisors is an integer number (1850418338).

Almost surely, 2^5551255011 is an apocalyptic number.

5551255011 is a deficient number, since it is larger than the sum of its proper divisors (1850418341).

5551255011 is a wasteful number, since it uses less digits than its factorization.

5551255011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1850418340.

The product of its (nonzero) digits is 6250, while the sum is 30.

The square root of 5551255011 is about 74506.7447349567. The cubic root of 5551255011 is about 1770.6404962800.

Adding to 5551255011 its reverse (1105521555), we get a palindrome (6656776566).

The spelling of 5551255011 in words is "five billion, five hundred fifty-one million, two hundred fifty-five thousand, eleven".