55011012 has 48 divisors (see below), whose sum is σ = 150283392. Its totient is φ = 15333120.

The previous prime is 55010993. The next prime is 55011017. The reversal of 55011012 is 21011055.

55011012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×55011012² = 6052422882528288, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55010982 and 55011000.

It is not an unprimeable number, because it can be changed into a prime (55011017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4543 + ... + 11430.

It is an arithmetic number, because the mean of its divisors is an integer number (3130904).

Almost surely, 2^55011012 is an apocalyptic number.

It is an amenable number.

55011012 is an abundant number, since it is smaller than the sum of its proper divisors (95272380).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55011012 is a wasteful number, since it uses less digits than its factorization.

55011012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16028 (or 16026 counting only the distinct ones).

The product of its (nonzero) digits is 50, while the sum is 15.

The square root of 55011012 is about 7416.9408788260. The cubic root of 55011012 is about 380.3206250567.

Adding to 55011012 its reverse (21011055), we get a palindrome (76022067).

The spelling of 55011012 in words is "fifty-five million, eleven thousand, twelve".