73943214528 has 56 divisors (see below), whose sum is σ = 195754296832. Its totient is φ = 24633517824.

The previous prime is 73943214497. The next prime is 73943214529. The reversal of 73943214528 is 82541234937.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73943214529) 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 7 ways as a sum of consecutive naturals, for example, 225201 + ... + 445647.

Almost surely, 2^73943214528 is an apocalyptic number.

It is an amenable number.

73943214528 is an abundant number, since it is smaller than the sum of its proper divisors (121811082304).

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

73943214528 is a wasteful number, since it uses less digits than its factorization.

73943214528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222209 (or 222199 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 48.

The spelling of 73943214528 in words is "seventy-three billion, nine hundred forty-three million, two hundred fourteen thousand, five hundred twenty-eight".