345725994448 has 80 divisors (see below), whose sum is σ = 723108218112. Its totient is φ = 159716480000.

The previous prime is 345725994431. The next prime is 345725994491. The reversal of 345725994448 is 844499527543.

It is a self number, because there is not a number n which added to its sum of digits gives 345725994448.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1410453 + ... + 1637323.

Almost surely, 2^345725994448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 345725994448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (361554109056).

345725994448 is an abundant number, since it is smaller than the sum of its proper divisors (377382223664).

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

345725994448 is a wasteful number, since it uses less digits than its factorization.

345725994448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227044 (or 227038 counting only the distinct ones).

The product of its digits is 174182400, while the sum is 64.

The spelling of 345725994448 in words is "three hundred forty-five billion, seven hundred twenty-five million, nine hundred ninety-four thousand, four hundred forty-eight".