55041129842 has 4 divisors (see below), whose sum is σ = 82561694766. Its totient is φ = 27520564920.

The previous prime is 55041129841. The next prime is 55041129863. The reversal of 55041129842 is 24892114055.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24892114055 = 5 ⋅4978422811.

It can be written as a sum of positive squares in only one way, i.e., 55037629201 + 3500641 = 234601^2 + 1871^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 55041129842.

It is not an unprimeable number, because it can be changed into a prime (55041129841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13760282459 + ... + 13760282462.

Almost surely, 2^55041129842 is an apocalyptic number.

55041129842 is a deficient number, since it is larger than the sum of its proper divisors (27520564924).

55041129842 is a wasteful number, since it uses less digits than its factorization.

55041129842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27520564923.

The product of its (nonzero) digits is 115200, while the sum is 41.

The spelling of 55041129842 in words is "fifty-five billion, forty-one million, one hundred twenty-nine thousand, eight hundred forty-two".