1636405000601 has 48 divisors (see below), whose sum is σ = 1982315470464. Its totient is φ = 1323081796608.

The previous prime is 1636405000591. The next prime is 1636405000603. The reversal of 1636405000601 is 1060005046361.

It is not a de Polignac number, because 1636405000601 - 2³⁰ = 1635331258777 is a prime.

It is a super-2 number, since 2×1636405000601² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1636405000603) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1103441606 + ... + 1103443088.

It is an arithmetic number, because the mean of its divisors is an integer number (41298238968).

Almost surely, 2^{1636405000601} is an apocalyptic number.

It is an amenable number.

1636405000601 is a deficient number, since it is larger than the sum of its proper divisors (345910469863).

1636405000601 is a wasteful number, since it uses less digits than its factorization.

1636405000601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3118 (or 3099 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The spelling of 1636405000601 in words is "one trillion, six hundred thirty-six billion, four hundred five million, six hundred one", and thus it is an aban number.