340625320000 has 420 divisors, whose sum is σ = 983541465984. Its totient is φ = 114618240000.

The previous prime is 340625319997. The next prime is 340625320001. The reversal of 340625320000 is 23526043.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (340625320001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 1256919865 + ... + 1256920135.

Almost surely, 2^340625320000 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 340625320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (491770732992).

340625320000 is an abundant number, since it is smaller than the sum of its proper divisors (642916145984).

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

340625320000 is an frugal number, since it uses more digits than its factorization.

340625320000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444 (or 352 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 340625320000 its reverse (23526043), we get a palindrome (340648846043).

The spelling of 340625320000 in words is "three hundred forty billion, six hundred twenty-five million, three hundred twenty thousand".