340234532040 has 64 divisors (see below), whose sum is σ = 1099219262400. Its totient is φ = 83750038272.

The previous prime is 340234532003. The next prime is 340234532063. The reversal of 340234532040 is 40235432043.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 340234531989 and 340234532007.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109047970 + ... + 109051089.

It is an arithmetic number, because the mean of its divisors is an integer number (17175300975).

Almost surely, 2^340234532040 is an apocalyptic number.

340234532040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

340234532040 is an abundant number, since it is smaller than the sum of its proper divisors (758984730360).

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

340234532040 is a wasteful number, since it uses less digits than its factorization.

340234532040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218099086 (or 218099082 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 30.

Adding to 340234532040 its reverse (40235432043), we get a palindrome (380469964083).

The spelling of 340234532040 in words is "three hundred forty billion, two hundred thirty-four million, five hundred thirty-two thousand, forty".