5551100505 has 96 divisors (see below), whose sum is σ = 10198056960. Its totient is φ = 2896171200.

The previous prime is 5551100483. The next prime is 5551100509. The reversal of 5551100505 is 5050011555.

5551100505 is a `hidden beast` number, since 5 + 5 + 51 + 100 + 505 = 666.

It is not a de Polignac number, because 5551100505 - 2¹² = 5551096409 is a prime.

It is a super-2 number, since 2×5551100505² = 61629433633222510050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (5551100509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 14493544 + ... + 14493926.

It is an arithmetic number, because the mean of its divisors is an integer number (106229760).

Almost surely, 2^5551100505 is an apocalyptic number.

It is an amenable number.

5551100505 is a deficient number, since it is larger than the sum of its proper divisors (4646956455).

5551100505 is a wasteful number, since it uses less digits than its factorization.

5551100505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633 (or 621 counting only the distinct ones).

The product of its (nonzero) digits is 3125, while the sum is 27.

The square root of 5551100505 is about 74505.7078685922. The cubic root of 5551100505 is about 1770.6240689365.

The spelling of 5551100505 in words is "five billion, five hundred fifty-one million, one hundred thousand, five hundred five".