73421530704 has 40 divisors (see below), whose sum is σ = 210746987520. Its totient is φ = 24473843424.

The previous prime is 73421530619. The next prime is 73421530717. The reversal of 73421530704 is 40703512437.

73421530704 is a `hidden beast` number, since 7 + 34 + 21 + 530 + 70 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84978192 + ... + 84979055.

It is an arithmetic number, because the mean of its divisors is an integer number (5268674688).

Almost surely, 2^73421530704 is an apocalyptic number.

It is an amenable number.

73421530704 is an abundant number, since it is smaller than the sum of its proper divisors (137325456816).

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

73421530704 is a wasteful number, since it uses less digits than its factorization.

73421530704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169957264 (or 169957252 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 36.

The spelling of 73421530704 in words is "seventy-three billion, four hundred twenty-one million, five hundred thirty thousand, seven hundred four".