1997530814074 has 16 divisors (see below), whose sum is σ = 3011641871040. Its totient is φ = 993660172960.

The previous prime is 1997530814053. The next prime is 1997530814087. The reversal of 1997530814074 is 4704180357991.

It is a happy number.

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, 2094844 + ... + 2895415.

It is an arithmetic number, because the mean of its divisors is an integer number (188227616940).

Almost surely, 2^{1997530814074} is an apocalyptic number.

1997530814074 is a deficient number, since it is larger than the sum of its proper divisors (1014111056966).

1997530814074 is a wasteful number, since it uses less digits than its factorization.

1997530814074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4991285.

The product of its (nonzero) digits is 7620480, while the sum is 58.

The spelling of 1997530814074 in words is "one trillion, nine hundred ninety-seven billion, five hundred thirty million, eight hundred fourteen thousand, seventy-four".