73350653398621 has 16 divisors (see below), whose sum is σ = 73866137529024. Its totient is φ = 72836243316864.

The previous prime is 73350653398613. The next prime is 73350653398657. The reversal of 73350653398621 is 12689335605337.

It is a cyclic number.

It is not a de Polignac number, because 73350653398621 - 2³ = 73350653398613 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 73350653398621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73350653393621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1312218745 + ... + 1312274641.

It is an arithmetic number, because the mean of its divisors is an integer number (4616633595564).

Almost surely, 2^{73350653398621} is an apocalyptic number.

It is an amenable number.

73350653398621 is a deficient number, since it is larger than the sum of its proper divisors (515484130403).

73350653398621 is a wasteful number, since it uses less digits than its factorization.

73350653398621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65340.

The product of its (nonzero) digits is 73483200, while the sum is 61.

The spelling of 73350653398621 in words is "seventy-three trillion, three hundred fifty billion, six hundred fifty-three million, three hundred ninety-eight thousand, six hundred twenty-one".