1973976127634 has 16 divisors (see below), whose sum is σ = 3583015492608. Its totient is φ = 796225664832.

The previous prime is 1973976127609. The next prime is 1973976127691. The reversal of 1973976127634 is 4367216793791.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4147008434 + ... + 4147008909.

It is an arithmetic number, because the mean of its divisors is an integer number (223938468288).

Almost surely, 2^{1973976127634} is an apocalyptic number.

1973976127634 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1973976127634 is a deficient number, since it is larger than the sum of its proper divisors (1609039364974).

1973976127634 is a wasteful number, since it uses less digits than its factorization.

1973976127634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8294017369.

The product of its digits is 72013536, while the sum is 65.

The spelling of 1973976127634 in words is "one trillion, nine hundred seventy-three billion, nine hundred seventy-six million, one hundred twenty-seven thousand, six hundred thirty-four".