340540210152 has 256 divisors, whose sum is σ = 977326560000. Its totient is φ = 109816971264.

The previous prime is 340540210117. The next prime is 340540210187. The reversal of 340540210152 is 251012045043.

340540210152 is a `hidden beast` number, since 3 + 405 + 40 + 210 + 1 + 5 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (340540210117) and next prime (340540210187).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 498594403 + ... + 498595085.

It is an arithmetic number, because the mean of its divisors is an integer number (3817681875).

Almost surely, 2^340540210152 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 340540210152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (488663280000).

340540210152 is an abundant number, since it is smaller than the sum of its proper divisors (636786349848).

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

340540210152 is a wasteful number, since it uses less digits than its factorization.

340540210152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1297 (or 1287 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 340540210152 its reverse (251012045043), we get a palindrome (591552255195).

The spelling of 340540210152 in words is "three hundred forty billion, five hundred forty million, two hundred ten thousand, one hundred fifty-two".