345451300000 has 144 divisors (see below), whose sum is σ = 853528433184. Its totient is φ = 137620000000.

The previous prime is 345451299953. The next prime is 345451300039. The reversal of 345451300000 is 3154543.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25093119 + ... + 25106881.

It is an arithmetic number, because the mean of its divisors is an integer number (5927280786).

Almost surely, 2^345451300000 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 345451300000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (426764216592).

345451300000 is an abundant number, since it is smaller than the sum of its proper divisors (508077133184).

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

345451300000 is an equidigital number, since it uses as much as digits as its factorization.

345451300000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14049 (or 14021 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

Adding to 345451300000 its reverse (3154543), we get a palindrome (345454454543).

The spelling of 345451300000 in words is "three hundred forty-five billion, four hundred fifty-one million, three hundred thousand".