153068518021 has 8 divisors (see below), whose sum is σ = 154804608000. Its totient is φ = 151332788640.

The previous prime is 153068518019. The next prime is 153068518073. The reversal of 153068518021 is 120815860351.

It is a happy number.

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 153068518021 - 2¹ = 153068518019 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 (153068518321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 814830 + ... + 984928.

It is an arithmetic number, because the mean of its divisors is an integer number (19350576000).

Almost surely, 2^153068518021 is an apocalyptic number.

It is an amenable number.

153068518021 is a deficient number, since it is larger than the sum of its proper divisors (1736089979).

153068518021 is a wasteful number, since it uses less digits than its factorization.

153068518021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180299.

The product of its (nonzero) digits is 57600, while the sum is 40.

The spelling of 153068518021 in words is "one hundred fifty-three billion, sixty-eight million, five hundred eighteen thousand, twenty-one".