1240504152442 has 8 divisors (see below), whose sum is σ = 1920780623232. Its totient is φ = 600243944700.

The previous prime is 1240504152413. The next prime is 1240504152523. The reversal of 1240504152442 is 2442514050421.

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

It is a super-3 number, since 3×1240504152442³ (a number of 37 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1240504152398 and 1240504152407.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10004065684 + ... + 10004065807.

It is an arithmetic number, because the mean of its divisors is an integer number (240097577904).

Almost surely, 2^{1240504152442} is an apocalyptic number.

1240504152442 is a deficient number, since it is larger than the sum of its proper divisors (680276470790).

1240504152442 is a wasteful number, since it uses less digits than its factorization.

1240504152442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20008131524.

The product of its (nonzero) digits is 51200, while the sum is 34.

The spelling of 1240504152442 in words is "one trillion, two hundred forty billion, five hundred four million, one hundred fifty-two thousand, four hundred forty-two".