1834038303872 has 32 divisors (see below), whose sum is σ = 3687895390320. Its totient is φ = 908448872704.

The previous prime is 1834038303871. The next prime is 1834038303901. The reversal of 1834038303872 is 2783038304381.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×1834038303872² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1834038303872.

It is not an unprimeable number, because it can be changed into a prime (1834038303871) 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 3 ways as a sum of consecutive naturals, for example, 66941558 + ... + 66968949.

Almost surely, 2^{1834038303872} is an apocalyptic number.

It is an amenable number.

1834038303872 is an abundant number, since it is smaller than the sum of its proper divisors (1853857086448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1834038303872 is a wasteful number, since it uses less digits than its factorization.

1834038303872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133910628 (or 133910616 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 50.

The spelling of 1834038303872 in words is "one trillion, eight hundred thirty-four billion, thirty-eight million, three hundred three thousand, eight hundred seventy-two".