1973288655604 has 48 divisors (see below), whose sum is σ = 3951165581440. Its totient is φ = 844712478720.

The previous prime is 1973288655553. The next prime is 1973288655617. The reversal of 1973288655604 is 4065568823791.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107885692 + ... + 107903980.

It is a 2-persistent number, because it is pandigital, and so is 2⋅1973288655604 = 3946577311208, but 3⋅1973288655604 = 5919865966812 is not.

Almost surely, 2^{1973288655604} is an apocalyptic number.

1973288655604 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1973288655604 is an abundant number, since it is smaller than the sum of its proper divisors (1977876925836).

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

1973288655604 is a wasteful number, since it uses less digits than its factorization.

1973288655604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22568 (or 22566 counting only the distinct ones).

The product of its (nonzero) digits is 87091200, while the sum is 64.

The spelling of 1973288655604 in words is "one trillion, nine hundred seventy-three billion, two hundred eighty-eight million, six hundred fifty-five thousand, six hundred four".