5551000605111 has 8 divisors (see below), whose sum is σ = 7970667535600. Its totient is φ = 3416000372352.

The previous prime is 5551000605107. The next prime is 5551000605127. The reversal of 5551000605111 is 1115060001555.

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

It is not a de Polignac number, because 5551000605111 - 2² = 5551000605107 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 (5551000605611) 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, 71166674386 + ... + 71166674463.

It is an arithmetic number, because the mean of its divisors is an integer number (996333441950).

Almost surely, 2^{5551000605111} is an apocalyptic number.

5551000605111 is a deficient number, since it is larger than the sum of its proper divisors (2419666930489).

5551000605111 is a wasteful number, since it uses less digits than its factorization.

5551000605111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142333348865.

The product of its (nonzero) digits is 3750, while the sum is 30.

Adding to 5551000605111 its reverse (1115060001555), we get a palindrome (6666060606666).

The spelling of 5551000605111 in words is "five trillion, five hundred fifty-one billion, six hundred five thousand, one hundred eleven".