1540022343334 has 8 divisors (see below), whose sum is σ = 2312457477480. Its totient is φ = 769203184176.

The previous prime is 1540022343331. The next prime is 1540022343359. The reversal of 1540022343334 is 4333432200451.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1540022343334.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1540022343331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 403991364 + ... + 403995175.

It is an arithmetic number, because the mean of its divisors is an integer number (289057184685).

Almost surely, 2^{1540022343334} is an apocalyptic number.

1540022343334 is a deficient number, since it is larger than the sum of its proper divisors (772435134146).

1540022343334 is an equidigital number, since it uses as much as digits as its factorization.

1540022343334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 807987494.

The product of its (nonzero) digits is 103680, while the sum is 34.

Adding to 1540022343334 its reverse (4333432200451), we get a palindrome (5873454543785).

The spelling of 1540022343334 in words is "one trillion, five hundred forty billion, twenty-two million, three hundred forty-three thousand, three hundred thirty-four".