32973394648 has 8 divisors (see below), whose sum is σ = 61825114980. Its totient is φ = 16486697320.

The previous prime is 32973394579. The next prime is 32973394687. The reversal of 32973394648 is 84649337923.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×32973394648² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 32973394592 and 32973394601.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 2060837158 + ... + 2060837173.

Almost surely, 2^32973394648 is an apocalyptic number.

It is an amenable number.

32973394648 is a deficient number, since it is larger than the sum of its proper divisors (28851720332).

32973394648 is a wasteful number, since it uses less digits than its factorization.

32973394648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4121674337 (or 4121674333 counting only the distinct ones).

The product of its digits is 23514624, while the sum is 58.

The spelling of 32973394648 in words is "thirty-two billion, nine hundred seventy-three million, three hundred ninety-four thousand, six hundred forty-eight".