1240424620018 has 16 divisors (see below), whose sum is σ = 1892367660960. Its totient is φ = 609637561056.

The previous prime is 1240424620003. The next prime is 1240424620021. The reversal of 1240424620018 is 8100264240421.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 623005 + ... + 1693807.

It is an arithmetic number, because the mean of its divisors is an integer number (118272978810).

Almost surely, 2^{1240424620018} is an apocalyptic number.

1240424620018 is a deficient number, since it is larger than the sum of its proper divisors (651943040942).

1240424620018 is a wasteful number, since it uses less digits than its factorization.

1240424620018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1080681.

The product of its (nonzero) digits is 24576, while the sum is 34.

Adding to 1240424620018 its reverse (8100264240421), we get a palindrome (9340688860439).

The spelling of 1240424620018 in words is "one trillion, two hundred forty billion, four hundred twenty-four million, six hundred twenty thousand, eighteen".