153438735537 has 40 divisors (see below), whose sum is σ = 241464986400. Its totient is φ = 96832241856.

The previous prime is 153438735523. The next prime is 153438735563. The reversal of 153438735537 is 735537834351.

153438735537 is a `hidden beast` number, since 1 + 5 + 3 + 4 + 3 + 87 + 3 + 553 + 7 = 666.

153438735537 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 153438735537 - 2¹⁰ = 153438734513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (153438735517) 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 39 ways as a sum of consecutive naturals, for example, 1945098 + ... + 2022444.

It is an arithmetic number, because the mean of its divisors is an integer number (6036624660).

Almost surely, 2^153438735537 is an apocalyptic number.

It is an amenable number.

153438735537 is a deficient number, since it is larger than the sum of its proper divisors (88026250863).

153438735537 is a wasteful number, since it uses less digits than its factorization.

153438735537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78667 (or 78658 counting only the distinct ones).

The product of its digits is 15876000, while the sum is 54.

The spelling of 153438735537 in words is "one hundred fifty-three billion, four hundred thirty-eight million, seven hundred thirty-five thousand, five hundred thirty-seven".