55235537039 has 16 divisors (see below), whose sum is σ = 58726926720. Its totient is φ = 51860870880.

The previous prime is 55235537011. The next prime is 55235537057. The reversal of 55235537039 is 93073553255.

It is a cyclic number.

It is not a de Polignac number, because 55235537039 - 2¹⁶ = 55235471503 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55235536984 and 55235537002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55235537059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 185504 + ... + 380634.

It is an arithmetic number, because the mean of its divisors is an integer number (3670432920).

Almost surely, 2^55235537039 is an apocalyptic number.

55235537039 is a deficient number, since it is larger than the sum of its proper divisors (3491389681).

55235537039 is a wasteful number, since it uses less digits than its factorization.

55235537039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195430.

The product of its (nonzero) digits is 2126250, while the sum is 47.

The spelling of 55235537039 in words is "fifty-five billion, two hundred thirty-five million, five hundred thirty-seven thousand, thirty-nine".