340515000000 has 1344 divisors, whose sum is σ = 1485896196096. Its totient is φ = 72864000000.

The previous prime is 340514999999. The next prime is 340515000017. The reversal of 340515000000 is 515043.

It is a tau number, because it is divible by the number of its divisors (1344).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 7244999977 + ... + 7245000023.

Almost surely, 2^340515000000 is an apocalyptic number.

340515000000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 340515000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (742948098048).

340515000000 is an abundant number, since it is smaller than the sum of its proper divisors (1145381196096).

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

340515000000 is an frugal number, since it uses more digits than its factorization.

340515000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130 (or 87 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

Adding to 340515000000 its reverse (515043), we get a palindrome (340515515043).

The spelling of 340515000000 in words is "three hundred forty billion, five hundred fifteen million", and thus it is an aban number.