55401010 has 16 divisors (see below), whose sum is σ = 113967936. Its totient is φ = 18994608.

The previous prime is 55401007. The next prime is 55401029. The reversal of 55401010 is 1010455.

It is a happy number.

55401010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 395652 + ... + 395791.

It is an arithmetic number, because the mean of its divisors is an integer number (7122996).

Almost surely, 2^55401010 is an apocalyptic number.

55401010 is an abundant number, since it is smaller than the sum of its proper divisors (58566926).

55401010 is a wasteful number, since it uses less digits than its factorization.

55401010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 791457.

The product of its (nonzero) digits is 100, while the sum is 16.

The square root of 55401010 is about 7443.1854739755. The cubic root of 55401010 is about 381.2172645905.

Adding to 55401010 its reverse (1010455), we get a palindrome (56411465).

The spelling of 55401010 in words is "fifty-five million, four hundred one thousand, ten".