73657033506465 has 32 divisors (see below), whose sum is σ = 119784256447872. Its totient is φ = 38639427840000.

The previous prime is 73657033506461. The next prime is 73657033506491. The reversal of 73657033506465 is 56460533075637.

It is not a de Polignac number, because 73657033506465 - 2² = 73657033506461 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 73657033506399 and 73657033506408.

It is not an unprimeable number, because it can be changed into a prime (73657033506461) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 138605265 + ... + 139135665.

It is an arithmetic number, because the mean of its divisors is an integer number (3743258013996).

Almost surely, 2^{73657033506465} is an apocalyptic number.

It is an amenable number.

73657033506465 is a deficient number, since it is larger than the sum of its proper divisors (46127222941407).

73657033506465 is a wasteful number, since it uses less digits than its factorization.

73657033506465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 682241.

The product of its (nonzero) digits is 142884000, while the sum is 60.

The spelling of 73657033506465 in words is "seventy-three trillion, six hundred fifty-seven billion, thirty-three million, five hundred six thousand, four hundred sixty-five".