340244024040 has 64 divisors (see below), whose sum is σ = 1134146750400. Its totient is φ = 90731739456.

The previous prime is 340244024033. The next prime is 340244024083. The reversal of 340244024040 is 40420442043.

It is a happy number.

340244024040 is a `hidden beast` number, since 340 + 2 + 4 + 40 + 240 + 40 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 340244023995 and 340244024013.

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, 157519302 + ... + 157521461.

It is an arithmetic number, because the mean of its divisors is an integer number (17721042975).

Almost surely, 2^340244024040 is an apocalyptic number.

340244024040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

340244024040 is an abundant number, since it is smaller than the sum of its proper divisors (793902726360).

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

340244024040 is a wasteful number, since it uses less digits than its factorization.

340244024040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315040783 (or 315040773 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 27.

Adding to 340244024040 its reverse (40420442043), we get a palindrome (380664466083).

The spelling of 340244024040 in words is "three hundred forty billion, two hundred forty-four million, twenty-four thousand, forty".