345212927448 has 32 divisors (see below), whose sum is σ = 863048088000. Its totient is φ = 115068873248.

The previous prime is 345212927419. The next prime is 345212927489. The reversal of 345212927448 is 844729212543.

It is a super-2 number, since 2×345212927448² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 345212927448.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1772215 + ... + 1957337.

It is an arithmetic number, because the mean of its divisors is an integer number (26970252750).

Almost surely, 2^345212927448 is an apocalyptic number.

It is an amenable number.

345212927448 is an abundant number, since it is smaller than the sum of its proper divisors (517835160552).

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

345212927448 is a wasteful number, since it uses less digits than its factorization.

345212927448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262831 (or 262827 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 51.

The spelling of 345212927448 in words is "three hundred forty-five billion, two hundred twelve million, nine hundred twenty-seven thousand, four hundred forty-eight".