55146633359 has 4 divisors (see below), whose sum is σ = 56081322120. Its totient is φ = 54211944600.

The previous prime is 55146633349. The next prime is 55146633361. The reversal of 55146633359 is 95333664155.

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 55146633359 - 2⁸ = 55146633103 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 (55146633329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 467344292 + ... + 467344409.

It is an arithmetic number, because the mean of its divisors is an integer number (14020330530).

Almost surely, 2^55146633359 is an apocalyptic number.

55146633359 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

55146633359 is a deficient number, since it is larger than the sum of its proper divisors (934688761).

55146633359 is an equidigital number, since it uses as much as digits as its factorization.

55146633359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 934688760.

The product of its digits is 4374000, while the sum is 50.

The spelling of 55146633359 in words is "fifty-five billion, one hundred forty-six million, six hundred thirty-three thousand, three hundred fifty-nine".