1189952669829 has 32 divisors (see below), whose sum is σ = 2024105554944. Its totient is φ = 603781476480.

The previous prime is 1189952669827. The next prime is 1189952669831. The reversal of 1189952669829 is 9289662599811.

It is an interprime number because it is at equal distance from previous prime (1189952669827) and next prime (1189952669831).

It is not a de Polignac number, because 1189952669829 - 2¹ = 1189952669827 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1189952669827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59889024 + ... + 59908889.

It is an arithmetic number, because the mean of its divisors is an integer number (63253298592).

Almost surely, 2^{1189952669829} is an apocalyptic number.

It is an amenable number.

1189952669829 is a deficient number, since it is larger than the sum of its proper divisors (834152885115).

1189952669829 is a wasteful number, since it uses less digits than its factorization.

1189952669829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119797977.

The product of its digits is 302330880, while the sum is 75.

The spelling of 1189952669829 in words is "one trillion, one hundred eighty-nine billion, nine hundred fifty-two million, six hundred sixty-nine thousand, eight hundred twenty-nine".