345552101144240 has 20 divisors (see below), whose sum is σ = 803408635160544. Its totient is φ = 138220840457664.

The previous prime is 345552101144191. The next prime is 345552101144279. The reversal of 345552101144240 is 42441101255543.

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×345552101144240² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2159700632072 + ... + 2159700632231.

Almost surely, 2^{345552101144240} is an apocalyptic number.

It is an amenable number.

345552101144240 is an abundant number, since it is smaller than the sum of its proper divisors (457856534016304).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345552101144240 is a wasteful number, since it uses less digits than its factorization.

345552101144240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4319401264316 (or 4319401264310 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 41.

Adding to 345552101144240 its reverse (42441101255543), we get a palindrome (387993202399783).

The spelling of 345552101144240 in words is "three hundred forty-five trillion, five hundred fifty-two billion, one hundred one million, one hundred forty-four thousand, two hundred forty".