147144757857 has 16 divisors (see below), whose sum is σ = 196450089600. Its totient is φ = 97968028032.

The previous prime is 147144757831. The next prime is 147144757861. The reversal of 147144757857 is 758757441741.

It is not a de Polignac number, because 147144757857 - 2¹⁰ = 147144756833 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 147144757857.

It is not an unprimeable number, because it can be changed into a prime (147144757807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16064523 + ... + 16073679.

It is an arithmetic number, because the mean of its divisors is an integer number (12278130600).

Almost surely, 2^147144757857 is an apocalyptic number.

It is an amenable number.

147144757857 is a deficient number, since it is larger than the sum of its proper divisors (49305331743).

147144757857 is an equidigital number, since it uses as much as digits as its factorization.

147144757857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15592.

The product of its digits is 30732800, while the sum is 60.

The spelling of 147144757857 in words is "one hundred forty-seven billion, one hundred forty-four million, seven hundred fifty-seven thousand, eight hundred fifty-seven".