55127733539 has 4 divisors (see below), whose sum is σ = 55171521720. Its totient is φ = 55083945360.

The previous prime is 55127733511. The next prime is 55127733571. The reversal of 55127733539 is 93533772155.

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

It is a cyclic number.

It is not a de Polignac number, because 55127733539 - 2¹⁶ = 55127668003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55127733509) 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, 21892202 + ... + 21894719.

It is an arithmetic number, because the mean of its divisors is an integer number (13792880430).

Almost surely, 2^55127733539 is an apocalyptic number.

55127733539 is a deficient number, since it is larger than the sum of its proper divisors (43788181).

55127733539 is a wasteful number, since it uses less digits than its factorization.

55127733539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43788180.

The product of its digits is 2976750, while the sum is 50.

The spelling of 55127733539 in words is "fifty-five billion, one hundred twenty-seven million, seven hundred thirty-three thousand, five hundred thirty-nine".