73821205416245 has 32 divisors (see below), whose sum is σ = 106576192972800. Its totient is φ = 47952775538496.

The previous prime is 73821205416227. The next prime is 73821205416313. The reversal of 73821205416245 is 54261450212837.

It is a cyclic number.

It is not a de Polignac number, because 73821205416245 - 2⁶ = 73821205416181 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 73821205416193 and 73821205416202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6054002 + ... + 13575468.

It is an arithmetic number, because the mean of its divisors is an integer number (3330506030400).

Almost surely, 2^{73821205416245} is an apocalyptic number.

It is an amenable number.

73821205416245 is a deficient number, since it is larger than the sum of its proper divisors (32754987556555).

73821205416245 is a wasteful number, since it uses less digits than its factorization.

73821205416245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7536257.

The product of its (nonzero) digits is 3225600, while the sum is 50.

The spelling of 73821205416245 in words is "seventy-three trillion, eight hundred twenty-one billion, two hundred five million, four hundred sixteen thousand, two hundred forty-five".