373840165346 has 4 divisors (see below), whose sum is σ = 560760248022. Its totient is φ = 186920082672.

The previous prime is 373840165271. The next prime is 373840165373. The reversal of 373840165346 is 643561048373.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 643561048373 = 2203 ⋅292129391.

It can be written as a sum of positive squares in only one way, i.e., 259856277121 + 113983888225 = 509761^2 + 337615^2 .

It is a junction number, because it is equal to n+sod(n) for n = 373840165294 and 373840165303.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 93460041335 + ... + 93460041338.

Almost surely, 2^373840165346 is an apocalyptic number.

373840165346 is a deficient number, since it is larger than the sum of its proper divisors (186920082676).

373840165346 is a wasteful number, since it uses less digits than its factorization.

373840165346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186920082675.

The product of its (nonzero) digits is 4354560, while the sum is 50.

The spelling of 373840165346 in words is "three hundred seventy-three billion, eight hundred forty million, one hundred sixty-five thousand, three hundred forty-six".