345443276072 has 16 divisors (see below), whose sum is σ = 648087396000. Its totient is φ = 172619970480.

The previous prime is 345443276071. The next prime is 345443276117. The reversal of 345443276072 is 270672344543.

It is a super-3 number, since 3×345443276072³ (a number of 36 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (345443276071) 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, 12694004 + ... + 12721187.

It is an arithmetic number, because the mean of its divisors is an integer number (40505462250).

Almost surely, 2^345443276072 is an apocalyptic number.

It is an amenable number.

345443276072 is a deficient number, since it is larger than the sum of its proper divisors (302644119928).

345443276072 is a wasteful number, since it uses less digits than its factorization.

345443276072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25416896 (or 25416892 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 47.

The spelling of 345443276072 in words is "three hundred forty-five billion, four hundred forty-three million, two hundred seventy-six thousand, seventy-two".