183742649856 has 480 divisors, whose sum is σ = 588362654880. Its totient is φ = 57044238336.

The previous prime is 183742649819. The next prime is 183742649863. The reversal of 183742649856 is 658946247381.

183742649856 is a `hidden beast` number, since 1 + 8 + 3 + 74 + 26 + 498 + 56 = 666.

It is a super-2 number, since 2×183742649856² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 183742649793 and 183742649802.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 230542450 + ... + 230543246.

It is an arithmetic number, because the mean of its divisors is an integer number (1225755531).

Almost surely, 2^183742649856 is an apocalyptic number.

183742649856 is a gapful number since it is divisible by the number (16) 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 183742649856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (294181327440).

183742649856 is an abundant number, since it is smaller than the sum of its proper divisors (404620005024).

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

183742649856 is an equidigital number, since it uses as much as digits as its factorization.

183742649856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 956 (or 928 counting only the distinct ones).

The product of its digits is 69672960, while the sum is 63.

The spelling of 183742649856 in words is "one hundred eighty-three billion, seven hundred forty-two million, six hundred forty-nine thousand, eight hundred fifty-six".