55042134405 has 16 divisors (see below), whose sum is σ = 88350597504. Its totient is φ = 29261410880.

The previous prime is 55042134349. The next prime is 55042134409. The reversal of 55042134405 is 50443124055.

It is not a de Polignac number, because 55042134405 - 2¹⁷ = 55042003333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55042134409) 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, 5894814 + ... + 5904143.

It is an arithmetic number, because the mean of its divisors is an integer number (5521912344).

Almost surely, 2^55042134405 is an apocalyptic number.

It is an amenable number.

55042134405 is a deficient number, since it is larger than the sum of its proper divisors (33308463099).

55042134405 is a wasteful number, since it uses less digits than its factorization.

55042134405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11799276.

The product of its (nonzero) digits is 48000, while the sum is 33.

The spelling of 55042134405 in words is "fifty-five billion, forty-two million, one hundred thirty-four thousand, four hundred five".