55400424113141 has 4 divisors (see below), whose sum is σ = 55450021629132. Its totient is φ = 55350826597152.

The previous prime is 55400424113137. The next prime is 55400424113147. The reversal of 55400424113141 is 14131142400455.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 29957943358225 + 25442480754916 = 5473385^2 + 5044054^2 .

It is a cyclic number.

It is not a de Polignac number, because 55400424113141 - 2² = 55400424113137 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55400424113147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24798756320 + ... + 24798758553.

It is an arithmetic number, because the mean of its divisors is an integer number (13862505407283).

Almost surely, 2^{55400424113141} is an apocalyptic number.

It is an amenable number.

55400424113141 is a deficient number, since it is larger than the sum of its proper divisors (49597515991).

55400424113141 is a wasteful number, since it uses less digits than its factorization.

55400424113141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49597515990.

The product of its (nonzero) digits is 38400, while the sum is 35.

Adding to 55400424113141 its reverse (14131142400455), we get a palindrome (69531566513596).

The spelling of 55400424113141 in words is "fifty-five trillion, four hundred billion, four hundred twenty-four million, one hundred thirteen thousand, one hundred forty-one".