55500050011 has 8 divisors (see below), whose sum is σ = 64044441344. Its totient is φ = 47109611880.

The previous prime is 55500049949. The next prime is 55500050027. The reversal of 55500050011 is 11005000555.

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

It is a cyclic number.

It is not a de Polignac number, because 55500050011 - 2¹³ = 55500041819 is a prime.

It is a super-2 number, since 2×55500050011² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55500050311) 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, 38487525 + ... + 38488966.

It is an arithmetic number, because the mean of its divisors is an integer number (8005555168).

Almost surely, 2^55500050011 is an apocalyptic number.

55500050011 is a deficient number, since it is larger than the sum of its proper divisors (8544391333).

55500050011 is a wasteful number, since it uses less digits than its factorization.

55500050011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76976601.

The product of its (nonzero) digits is 625, while the sum is 22.

Adding to 55500050011 its reverse (11005000555), we get a palindrome (66505050566).

The spelling of 55500050011 in words is "fifty-five billion, five hundred million, fifty thousand, eleven".