1632321605542 has 16 divisors (see below), whose sum is σ = 2450702867760. Its totient is φ = 815420766208.

The previous prime is 1632321605539. The next prime is 1632321605543. The reversal of 1632321605542 is 2455061232361.

It is a super-2 number, since 2×1632321605542² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1632321605495 and 1632321605504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1632321605543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40255134 + ... + 40295662.

It is an arithmetic number, because the mean of its divisors is an integer number (153168929235).

Almost surely, 2^{1632321605542} is an apocalyptic number.

1632321605542 is a deficient number, since it is larger than the sum of its proper divisors (818381262218).

1632321605542 is a wasteful number, since it uses less digits than its factorization.

1632321605542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58295.

The product of its (nonzero) digits is 259200, while the sum is 40.

The spelling of 1632321605542 in words is "one trillion, six hundred thirty-two billion, three hundred twenty-one million, six hundred five thousand, five hundred forty-two".