153785463533 has 12 divisors (see below), whose sum is σ = 170068183488. Its totient is φ = 138935468880.

The previous prime is 153785463521. The next prime is 153785463577. The reversal of 153785463533 is 335364587351.

It is a de Polignac number, because none of the positive numbers 2^k-153785463533 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 (153785463233) 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 11 ways as a sum of consecutive naturals, for example, 9672623 + ... + 9688508.

It is an arithmetic number, because the mean of its divisors is an integer number (14172348624).

Almost surely, 2^153785463533 is an apocalyptic number.

153785463533 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

153785463533 is a deficient number, since it is larger than the sum of its proper divisors (16282719955).

153785463533 is a wasteful number, since it uses less digits than its factorization.

153785463533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19361204 (or 19361191 counting only the distinct ones).

The product of its digits is 13608000, while the sum is 53.

The spelling of 153785463533 in words is "one hundred fifty-three billion, seven hundred eighty-five million, four hundred sixty-three thousand, five hundred thirty-three".