1923206731632 has 480 divisors, whose sum is σ = 6012300902400. Its totient is φ = 571124556288.

The previous prime is 1923206731601. The next prime is 1923206731639. The reversal of 1923206731632 is 2361376023291.

1923206731632 is a `hidden beast` number, since 1 + 9 + 2 + 3 + 2 + 0 + 6 + 7 + 3 + 1 + 632 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1923206731639) 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 95 ways as a sum of consecutive naturals, for example, 1406880613 + ... + 1406881979.

It is an arithmetic number, because the mean of its divisors is an integer number (12525626880).

Almost surely, 2^{1923206731632} is an apocalyptic number.

1923206731632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1923206731632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3006150451200).

1923206731632 is an abundant number, since it is smaller than the sum of its proper divisors (4089094170768).

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

1923206731632 is a wasteful number, since it uses less digits than its factorization.

1923206731632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1785 (or 1776 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 45.

The spelling of 1923206731632 in words is "one trillion, nine hundred twenty-three billion, two hundred six million, seven hundred thirty-one thousand, six hundred thirty-two".