354736361845 has 4 divisors (see below), whose sum is σ = 425683634220. Its totient is φ = 283789089472.

The previous prime is 354736361839. The next prime is 354736361851. The reversal of 354736361845 is 548163637453.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 548163637453 = 8429 ⋅65033057.

It is an interprime number because it is at equal distance from previous prime (354736361839) and next prime (354736361851).

It can be written as a sum of positive squares in 2 ways, for example, as 183624248196 + 171112113649 = 428514^2 + 413657^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-354736361845 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35473636180 + ... + 35473636189.

It is an arithmetic number, because the mean of its divisors is an integer number (106420908555).

Almost surely, 2^354736361845 is an apocalyptic number.

It is an amenable number.

354736361845 is a deficient number, since it is larger than the sum of its proper divisors (70947272375).

354736361845 is an equidigital number, since it uses as much as digits as its factorization.

354736361845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70947272374.

The product of its digits is 21772800, while the sum is 55.

The spelling of 354736361845 in words is "three hundred fifty-four billion, seven hundred thirty-six million, three hundred sixty-one thousand, eight hundred forty-five".