55201240434 has 16 divisors (see below), whose sum is σ = 110779284672. Its totient is φ = 18337612848.

The previous prime is 55201240427. The next prime is 55201240439. The reversal of 55201240434 is 43404210255.

It is not an unprimeable number, because it can be changed into a prime (55201240439) 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, 15698254 + ... + 15701769.

It is an arithmetic number, because the mean of its divisors is an integer number (6923705292).

Almost surely, 2^55201240434 is an apocalyptic number.

55201240434 is an abundant number, since it is smaller than the sum of its proper divisors (55578044238).

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

55201240434 is a wasteful number, since it uses less digits than its factorization.

55201240434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31400321.

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 55201240434 its reverse (43404210255), we get a palindrome (98605450689).

The spelling of 55201240434 in words is "fifty-five billion, two hundred one million, two hundred forty thousand, four hundred thirty-four".