1913823733642 has 8 divisors (see below), whose sum is σ = 2871468129600. Its totient is φ = 956667690444.

The previous prime is 1913823733639. The next prime is 1913823733643. The reversal of 1913823733642 is 2463373283191.

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 1913823733642.

It is not an unprimeable number, because it can be changed into a prime (1913823733643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122078392 + ... + 122094067.

It is an arithmetic number, because the mean of its divisors is an integer number (358933516200).

Almost surely, 2^{1913823733642} is an apocalyptic number.

1913823733642 is a deficient number, since it is larger than the sum of its proper divisors (957644395958).

1913823733642 is a wasteful number, since it uses less digits than its factorization.

1913823733642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244176380.

The product of its digits is 3919104, while the sum is 52.

The spelling of 1913823733642 in words is "one trillion, nine hundred thirteen billion, eight hundred twenty-three million, seven hundred thirty-three thousand, six hundred forty-two".