73706669975 has 12 divisors (see below), whose sum is σ = 95370022416. Its totient is φ = 56401625280.

The previous prime is 73706669941. The next prime is 73706670047. The reversal of 73706669975 is 57996660737.

It is not a de Polignac number, because 73706669975 - 2⁸ = 73706669719 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64092182 + ... + 64093331.

It is an arithmetic number, because the mean of its divisors is an integer number (7947501868).

Almost surely, 2^73706669975 is an apocalyptic number.

73706669975 is a deficient number, since it is larger than the sum of its proper divisors (21663352441).

73706669975 is a wasteful number, since it uses less digits than its factorization.

73706669975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128185546 (or 128185541 counting only the distinct ones).

The product of its (nonzero) digits is 90016920, while the sum is 65.

The spelling of 73706669975 in words is "seventy-three billion, seven hundred six million, six hundred sixty-nine thousand, nine hundred seventy-five".