42983117151966 has 96 divisors (see below), whose sum is σ = 99721393855200. Its totient is φ = 13332700846080.

The previous prime is 42983117151941. The next prime is 42983117152009. The reversal of 42983117151966 is 66915171138924.

42983117151966 is a `hidden beast` number, since 4 + 29 + 8 + 31 + 1 + 7 + 1 + 519 + 66 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 897908280 + ... + 897956148.

It is an arithmetic number, because the mean of its divisors is an integer number (1038764519325).

Almost surely, 2^{42983117151966} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42983117151966, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49860696927600).

42983117151966 is an abundant number, since it is smaller than the sum of its proper divisors (56738276703234).

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

42983117151966 is a wasteful number, since it uses less digits than its factorization.

42983117151966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80954 (or 80951 counting only the distinct ones).

The product of its digits is 19595520, while the sum is 63.

The spelling of 42983117151966 in words is "forty-two trillion, nine hundred eighty-three billion, one hundred seventeen million, one hundred fifty-one thousand, nine hundred sixty-six".