345644556601 has 8 divisors (see below), whose sum is σ = 356003467400. Its totient is φ = 335339180928.

The previous prime is 345644556557. The next prime is 345644556619. The reversal of 345644556601 is 106655446543.

It can be written as a sum of positive squares in 4 ways, for example, as 233432956201 + 112211600400 = 483149^2 + 334980^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 345644556601 - 2⁷ = 345644556473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345644556001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13370676 + ... + 13396501.

It is an arithmetic number, because the mean of its divisors is an integer number (44500433425).

Almost surely, 2^345644556601 is an apocalyptic number.

It is an amenable number.

345644556601 is a deficient number, since it is larger than the sum of its proper divisors (10358910799).

345644556601 is a wasteful number, since it uses less digits than its factorization.

345644556601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26767563.

The product of its (nonzero) digits is 5184000, while the sum is 49.

The spelling of 345644556601 in words is "three hundred forty-five billion, six hundred forty-four million, five hundred fifty-six thousand, six hundred one".