601361643464 has 8 divisors (see below), whose sum is σ = 1127553081510. Its totient is φ = 300680821728.

The previous prime is 601361643433. The next prime is 601361643473. The reversal of 601361643464 is 464346163106.

It can be written as a sum of positive squares in only one way, i.e., 494982602500 + 106379040964 = 703550^2 + 326158^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 37585102709 + ... + 37585102724.

Almost surely, 2^601361643464 is an apocalyptic number.

It is an amenable number.

601361643464 is a deficient number, since it is larger than the sum of its proper divisors (526191438046).

601361643464 is a wasteful number, since it uses less digits than its factorization.

601361643464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75170205439 (or 75170205435 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 44.

The spelling of 601361643464 in words is "six hundred one billion, three hundred sixty-one million, six hundred forty-three thousand, four hundred sixty-four".