153448643643 has 8 divisors (see below), whose sum is σ = 210127872528. Its totient is φ = 99534255264.

The previous prime is 153448643641. The next prime is 153448643683. The reversal of 153448643643 is 346346844351.

153448643643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 153448643643 - 2¹ = 153448643641 is a prime.

It is a super-2 number, since 2×153448643643² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (153448643641) 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 7 ways as a sum of consecutive naturals, for example, 691209996 + ... + 691210217.

It is an arithmetic number, because the mean of its divisors is an integer number (26265984066).

Almost surely, 2^153448643643 is an apocalyptic number.

153448643643 is a deficient number, since it is larger than the sum of its proper divisors (56679228885).

153448643643 is a wasteful number, since it uses less digits than its factorization.

153448643643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1382420253.

The product of its digits is 9953280, while the sum is 51.

The spelling of 153448643643 in words is "one hundred fifty-three billion, four hundred forty-eight million, six hundred forty-three thousand, six hundred forty-three".