165433467942 has 96 divisors (see below), whose sum is σ = 373911183360. Its totient is φ = 52803161280.

The previous prime is 165433467931. The next prime is 165433467961. The reversal of 165433467942 is 249764334561.

165433467942 is a `hidden beast` number, since 1 + 6 + 543 + 3 + 4 + 6 + 7 + 94 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 59786643 + ... + 59789409.

It is an arithmetic number, because the mean of its divisors is an integer number (3894908160).

Almost surely, 2^165433467942 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 165433467942, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186955591680).

165433467942 is an abundant number, since it is smaller than the sum of its proper divisors (208477715418).

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

165433467942 is a wasteful number, since it uses less digits than its factorization.

165433467942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3898 (or 3895 counting only the distinct ones).

The product of its digits is 13063680, while the sum is 54.

It can be divided in two parts, 165433 and 467942, that added together give a triangular number (633375 = T₁₁₂₅).

The spelling of 165433467942 in words is "one hundred sixty-five billion, four hundred thirty-three million, four hundred sixty-seven thousand, nine hundred forty-two".