601518007601 has 4 divisors (see below), whose sum is σ = 687449151552. Its totient is φ = 515586863652.

The previous prime is 601518007561. The next prime is 601518007609. The reversal of 601518007601 is 106700815106.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a de Polignac number, because none of the positive numbers 2^k-601518007601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (601518007609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42965571965 + ... + 42965571978.

It is an arithmetic number, because the mean of its divisors is an integer number (171862287888).

Almost surely, 2^601518007601 is an apocalyptic number.

It is an amenable number.

601518007601 is a deficient number, since it is larger than the sum of its proper divisors (85931143951).

601518007601 is an equidigital number, since it uses as much as digits as its factorization.

601518007601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85931143950.

The product of its (nonzero) digits is 10080, while the sum is 35.

The spelling of 601518007601 in words is "six hundred one billion, five hundred eighteen million, seven thousand, six hundred one".