1973387314842 has 32 divisors (see below), whose sum is σ = 3991883005440. Its totient is φ = 650280533760.

The previous prime is 1973387314817. The next prime is 1973387314907. The reversal of 1973387314842 is 2484137833791.

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, 2465367 + ... + 3166197.

It is an arithmetic number, because the mean of its divisors is an integer number (124746343920).

Almost surely, 2^{1973387314842} is an apocalyptic number.

1973387314842 is an abundant number, since it is smaller than the sum of its proper divisors (2018495690598).

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

1973387314842 is a wasteful number, since it uses less digits than its factorization.

1973387314842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706198.

The product of its digits is 24385536, while the sum is 60.

The spelling of 1973387314842 in words is "one trillion, nine hundred seventy-three billion, three hundred eighty-seven million, three hundred fourteen thousand, eight hundred forty-two".