1632161605801 has 4 divisors (see below), whose sum is σ = 1655149797504. Its totient is φ = 1609173414100.

The previous prime is 1632161605793. The next prime is 1632161605903. The reversal of 1632161605801 is 1085061612361.

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 cyclic number.

It is not a de Polignac number, because 1632161605801 - 2³ = 1632161605793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1632161605001) 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, 11494095745 + ... + 11494095886.

It is an arithmetic number, because the mean of its divisors is an integer number (413787449376).

Almost surely, 2^{1632161605801} is an apocalyptic number.

It is an amenable number.

1632161605801 is a deficient number, since it is larger than the sum of its proper divisors (22988191703).

1632161605801 is an equidigital number, since it uses as much as digits as its factorization.

1632161605801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22988191702.

The product of its (nonzero) digits is 51840, while the sum is 40.

The spelling of 1632161605801 in words is "one trillion, six hundred thirty-two billion, one hundred sixty-one million, six hundred five thousand, eight hundred one".