345166673701 has 4 divisors (see below), whose sum is σ = 345171025900. Its totient is φ = 345162321504.

The previous prime is 345166673671. The next prime is 345166673713. The reversal of 345166673701 is 107376661543.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 168039325476 + 177127348225 = 409926^2 + 420865^2 .

It is a cyclic number.

It is not a de Polignac number, because 345166673701 - 2¹⁷ = 345166542629 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 (345166673771) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 2054886 + ... + 2216503.

It is an arithmetic number, because the mean of its divisors is an integer number (86292756475).

Almost surely, 2^345166673701 is an apocalyptic number.

It is an amenable number.

345166673701 is a deficient number, since it is larger than the sum of its proper divisors (4352199).

345166673701 is an equidigital number, since it uses as much as digits as its factorization.

345166673701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4352198.

The product of its (nonzero) digits is 1905120, while the sum is 49.

The spelling of 345166673701 in words is "three hundred forty-five billion, one hundred sixty-six million, six hundred seventy-three thousand, seven hundred one".