178964022342 has 32 divisors (see below), whose sum is σ = 410999318784. Its totient is φ = 50890240800.

The previous prime is 178964022317. The next prime is 178964022359. The reversal of 178964022342 is 243220469871.

It is a junction number, because it is equal to n+sod(n) for n = 178964022291 and 178964022300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10088409 + ... + 10106132.

It is an arithmetic number, because the mean of its divisors is an integer number (12843728712).

Almost surely, 2^178964022342 is an apocalyptic number.

178964022342 is an abundant number, since it is smaller than the sum of its proper divisors (232035296442).

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

178964022342 is a wasteful number, since it uses less digits than its factorization.

178964022342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20194764.

The product of its (nonzero) digits is 1161216, while the sum is 48.

The spelling of 178964022342 in words is "one hundred seventy-eight billion, nine hundred sixty-four million, twenty-two thousand, three hundred forty-two".