20155224335 has 8 divisors (see below), whose sum is σ = 24408162240. Its totient is φ = 15976250784.

The previous prime is 20155224253. The next prime is 20155224379. The reversal of 20155224335 is 53342255102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20155224335 - 2¹⁴ = 20155207951 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18490487 + ... + 18491576.

It is an arithmetic number, because the mean of its divisors is an integer number (3051020280).

Almost surely, 2^20155224335 is an apocalyptic number.

20155224335 is a deficient number, since it is larger than the sum of its proper divisors (4252937905).

20155224335 is a wasteful number, since it uses less digits than its factorization.

20155224335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36982177.

The product of its (nonzero) digits is 36000, while the sum is 32.

Adding to 20155224335 its reverse (53342255102), we get a palindrome (73497479437).

The spelling of 20155224335 in words is "twenty billion, one hundred fifty-five million, two hundred twenty-four thousand, three hundred thirty-five".