390052334173 has 4 divisors (see below), whose sum is σ = 390580145920. Its totient is φ = 389524522428.

The previous prime is 390052334131. The next prime is 390052334183. The reversal of 390052334173 is 371433250093.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 371433250093 = 37 ⋅10038736489.

It is a cyclic number.

It is not a de Polignac number, because 390052334173 - 2¹³ = 390052325981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (390052334183) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 263904765 + ... + 263906242.

It is an arithmetic number, because the mean of its divisors is an integer number (97645036480).

Almost surely, 2^390052334173 is an apocalyptic number.

It is an amenable number.

390052334173 is a deficient number, since it is larger than the sum of its proper divisors (527811747).

390052334173 is an equidigital number, since it uses as much as digits as its factorization.

390052334173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527811746.

The product of its (nonzero) digits is 204120, while the sum is 40.

The spelling of 390052334173 in words is "three hundred ninety billion, fifty-two million, three hundred thirty-four thousand, one hundred seventy-three".