73113863949 has 64 divisors (see below), whose sum is σ = 127385825280. Its totient is φ = 40570424640.

The previous prime is 73113863939. The next prime is 73113863981. The reversal of 73113863949 is 94936831137.

It is a happy number.

It is not a de Polignac number, because 73113863949 - 2¹⁵ = 73113831181 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 73113863895 and 73113863904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73113863939) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3647344 + ... + 3667334.

It is an arithmetic number, because the mean of its divisors is an integer number (1990403520).

Almost surely, 2^73113863949 is an apocalyptic number.

It is an amenable number.

73113863949 is a deficient number, since it is larger than the sum of its proper divisors (54271961331).

73113863949 is a wasteful number, since it uses less digits than its factorization.

73113863949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20567 (or 20561 counting only the distinct ones).

The product of its digits is 2939328, while the sum is 54.

The spelling of 73113863949 in words is "seventy-three billion, one hundred thirteen million, eight hundred sixty-three thousand, nine hundred forty-nine".