1629484533985 has 32 divisors (see below), whose sum is σ = 2471273793792. Its totient is φ = 1001867719680.

The previous prime is 1629484533977. The next prime is 1629484533991. The reversal of 1629484533985 is 5893354849261.

It is not a de Polignac number, because 1629484533985 - 2³ = 1629484533977 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1629484533985.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28961124 + ... + 29017333.

It is an arithmetic number, because the mean of its divisors is an integer number (77227306056).

Almost surely, 2^{1629484533985} is an apocalyptic number.

It is an amenable number.

1629484533985 is a deficient number, since it is larger than the sum of its proper divisors (841789259807).

1629484533985 is a wasteful number, since it uses less digits than its factorization.

1629484533985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57978553.

The product of its digits is 223948800, while the sum is 67.

The spelling of 1629484533985 in words is "one trillion, six hundred twenty-nine billion, four hundred eighty-four million, five hundred thirty-three thousand, nine hundred eighty-five".