73917982946 has 32 divisors (see below), whose sum is σ = 113066439408. Its totient is φ = 36238325760.

The previous prime is 73917982933. The next prime is 73917982949. The reversal of 73917982946 is 64928971937.

It can be written as a sum of positive squares in 8 ways, for example, as 5436850225 + 68481132721 = 73735^2 + 261689^2 .

It is not an unprimeable number, because it can be changed into a prime (73917982949) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 8262836 + ... + 8271776.

Almost surely, 2^73917982946 is an apocalyptic number.

73917982946 is a deficient number, since it is larger than the sum of its proper divisors (39148456462).

73917982946 is a wasteful number, since it uses less digits than its factorization.

73917982946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9446.

The product of its digits is 41150592, while the sum is 65.

The spelling of 73917982946 in words is "seventy-three billion, nine hundred seventeen million, nine hundred eighty-two thousand, nine hundred forty-six".