153047771545 has 4 divisors (see below), whose sum is σ = 183657325860. Its totient is φ = 122438217232.

The previous prime is 153047771533. The next prime is 153047771561. The reversal of 153047771545 is 545177740351.

153047771545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 109087520656 + 43960250889 = 330284^2 + 209667^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-153047771545 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 15304777150 + ... + 15304777159.

It is an arithmetic number, because the mean of its divisors is an integer number (45914331465).

Almost surely, 2^153047771545 is an apocalyptic number.

It is an amenable number.

153047771545 is a deficient number, since it is larger than the sum of its proper divisors (30609554315).

153047771545 is an equidigital number, since it uses as much as digits as its factorization.

153047771545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30609554314.

The product of its (nonzero) digits is 2058000, while the sum is 49.

The spelling of 153047771545 in words is "one hundred fifty-three billion, forty-seven million, seven hundred seventy-one thousand, five hundred forty-five".