73971828675 has 18 divisors (see below), whose sum is σ = 132491764652. Its totient is φ = 39451641840.

The previous prime is 73971828659. The next prime is 73971828709. The reversal of 73971828675 is 57682817937.

73971828675 is a `hidden beast` number, since 7 + 397 + 182 + 8 + 67 + 5 = 666.

It is not a de Polignac number, because 73971828675 - 2⁴ = 73971828659 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 164381617 + ... + 164382066.

Almost surely, 2^73971828675 is an apocalyptic number.

73971828675 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

73971828675 is a deficient number, since it is larger than the sum of its proper divisors (58519935977).

73971828675 is a wasteful number, since it uses less digits than its factorization.

73971828675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328763699 (or 328763691 counting only the distinct ones).

The product of its digits is 35562240, while the sum is 63.

The spelling of 73971828675 in words is "seventy-three billion, nine hundred seventy-one million, eight hundred twenty-eight thousand, six hundred seventy-five".