147447620604065 has 16 divisors (see below), whose sum is σ = 183063930342480. Its totient is φ = 113874706283520.

The previous prime is 147447620604061. The next prime is 147447620604149. The reversal of 147447620604065 is 560406026744741.

It can be written as a sum of positive squares in 8 ways, for example, as 20069468170816 + 127378152433249 = 4479896^2 + 11286193^2 .

It is not a de Polignac number, because 147447620604065 - 2² = 147447620604061 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 147447620604065.

It is not an unprimeable number, because it can be changed into a prime (147447620604061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69802316 + ... + 71883645.

It is an arithmetic number, because the mean of its divisors is an integer number (11441495646405).

Almost surely, 2^{147447620604065} is an apocalyptic number.

It is an amenable number.

147447620604065 is a deficient number, since it is larger than the sum of its proper divisors (35616309738415).

147447620604065 is a wasteful number, since it uses less digits than its factorization.

147447620604065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141693172.

The product of its (nonzero) digits is 27095040, while the sum is 56.

The spelling of 147447620604065 in words is "one hundred forty-seven trillion, four hundred forty-seven billion, six hundred twenty million, six hundred four thousand, sixty-five".