73000803657 has 16 divisors (see below), whose sum is σ = 104471743680. Its totient is φ = 45176965632.

The previous prime is 73000803637. The next prime is 73000803671. The reversal of 73000803657 is 75630800037.

It is not a de Polignac number, because 73000803657 - 2⁷ = 73000803529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (73000803637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9800307 + ... + 9807752.

It is an arithmetic number, because the mean of its divisors is an integer number (6529483980).

Almost surely, 2^73000803657 is an apocalyptic number.

It is an amenable number.

73000803657 is a deficient number, since it is larger than the sum of its proper divisors (31470940023).

73000803657 is a wasteful number, since it uses less digits than its factorization.

73000803657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19608152.

The product of its (nonzero) digits is 105840, while the sum is 39.

The spelling of 73000803657 in words is "seventy-three billion, eight hundred three thousand, six hundred fifty-seven".