73761068653 has 4 divisors (see below), whose sum is σ = 73761801120. Its totient is φ = 73760336188.

The previous prime is 73761068651. The next prime is 73761068677. The reversal of 73761068653 is 35686016737.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 73761068653 - 2¹ = 73761068651 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 73761068653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73761068651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185425 + ... + 426502.

It is an arithmetic number, because the mean of its divisors is an integer number (18440450280).

Almost surely, 2^73761068653 is an apocalyptic number.

It is an amenable number.

73761068653 is a deficient number, since it is larger than the sum of its proper divisors (732467).

73761068653 is a wasteful number, since it uses less digits than its factorization.

73761068653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 732466.

The product of its (nonzero) digits is 3810240, while the sum is 52.

The spelling of 73761068653 in words is "seventy-three billion, seven hundred sixty-one million, sixty-eight thousand, six hundred fifty-three".