55326011 has 16 divisors (see below), whose sum is σ = 61780320. Its totient is φ = 49221120.

The previous prime is 55326001. The next prime is 55326023. The reversal of 55326011 is 11062355.

It is a de Polignac number, because none of the positive numbers 2^k-55326011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55326001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39971 + ... + 41331.

It is an arithmetic number, because the mean of its divisors is an integer number (3861270).

Almost surely, 2^55326011 is an apocalyptic number.

55326011 is a deficient number, since it is larger than the sum of its proper divisors (6454309).

55326011 is a wasteful number, since it uses less digits than its factorization.

55326011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1486.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 55326011 is about 7438.1456694528. The cubic root of 55326011 is about 381.0451628848.

Adding to 55326011 its reverse (11062355), we get a palindrome (66388366).

The spelling of 55326011 in words is "fifty-five million, three hundred twenty-six thousand, eleven".