1634642144332 has 6 divisors (see below), whose sum is σ = 2860623752588. Its totient is φ = 817321072164.

The previous prime is 1634642144309. The next prime is 1634642144339. The reversal of 1634642144332 is 2334412464361.

It is not an unprimeable number, because it can be changed into a prime (1634642144339) by changing a digit.

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, 204330268038 + ... + 204330268045.

Almost surely, 2^{1634642144332} is an apocalyptic number.

It is an amenable number.

1634642144332 is a deficient number, since it is larger than the sum of its proper divisors (1225981608256).

1634642144332 is a wasteful number, since it uses less digits than its factorization.

1634642144332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408660536087 (or 408660536085 counting only the distinct ones).

The product of its digits is 995328, while the sum is 43.

The spelling of 1634642144332 in words is "one trillion, six hundred thirty-four billion, six hundred forty-two million, one hundred forty-four thousand, three hundred thirty-two".