147997946164 has 12 divisors (see below), whose sum is σ = 265313391588. Its totient is φ = 72194120000.

The previous prime is 147997946101. The next prime is 147997946171. The reversal of 147997946164 is 461649799741.

147997946164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 56496536100 + 91501410064 = 237690^2 + 302492^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 147997946164.

It is a congruent 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, 451213087 + ... + 451213414.

It is an arithmetic number, because the mean of its divisors is an integer number (22109449299).

Almost surely, 2^147997946164 is an apocalyptic number.

It is an amenable number.

147997946164 is a deficient number, since it is larger than the sum of its proper divisors (117315445424).

147997946164 is a wasteful number, since it uses less digits than its factorization.

147997946164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 902426546 (or 902426544 counting only the distinct ones).

The product of its digits is 82301184, while the sum is 67.

The spelling of 147997946164 in words is "one hundred forty-seven billion, nine hundred ninety-seven million, nine hundred forty-six thousand, one hundred sixty-four".