340666511250 has 160 divisors (see below), whose sum is σ = 918088617600. Its totient is φ = 83746368000.

The previous prime is 340666511249. The next prime is 340666511257. The reversal of 340666511250 is 52115666043.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 340666511199 and 340666511208.

It is not an unprimeable number, because it can be changed into a prime (340666511257) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 40897086 + ... + 40905414.

It is an arithmetic number, because the mean of its divisors is an integer number (5738053860).

Almost surely, 2^340666511250 is an apocalyptic number.

340666511250 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 340666511250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (459044308800).

340666511250 is an abundant number, since it is smaller than the sum of its proper divisors (577422106350).

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

340666511250 is a wasteful number, since it uses less digits than its factorization.

340666511250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9206 (or 9191 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 39.

The spelling of 340666511250 in words is "three hundred forty billion, six hundred sixty-six million, five hundred eleven thousand, two hundred fifty".