73553230340153 has 4 divisors (see below), whose sum is σ = 73553315415120. Its totient is φ = 73553145265188.

The previous prime is 73553230340123. The next prime is 73553230340243. The reversal of 73553230340153 is 35104303235537.

It is a happy number.

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.

It is a cyclic number.

It is not a de Polignac number, because 73553230340153 - 2⁶ = 73553230340089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73553230340113) 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, 41227175 + ... + 42974252.

It is an arithmetic number, because the mean of its divisors is an integer number (18388328853780).

Almost surely, 2^{73553230340153} is an apocalyptic number.

It is an amenable number.

73553230340153 is a deficient number, since it is larger than the sum of its proper divisors (85074967).

73553230340153 is an equidigital number, since it uses as much as digits as its factorization.

73553230340153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85074966.

The product of its (nonzero) digits is 1701000, while the sum is 44.

The spelling of 73553230340153 in words is "seventy-three trillion, five hundred fifty-three billion, two hundred thirty million, three hundred forty thousand, one hundred fifty-three".