73214340144541 has 4 divisors (see below), whose sum is σ = 74455261164000. Its totient is φ = 71973419125084.

The previous prime is 73214340144529. The next prime is 73214340144571. The reversal of 73214340144541 is 14544104341237.

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 73214340144541 - 2²⁵ = 73214306590109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73214340144571) 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, 620460509641 + ... + 620460509758.

It is an arithmetic number, because the mean of its divisors is an integer number (18613815291000).

Almost surely, 2^{73214340144541} is an apocalyptic number.

It is an amenable number.

73214340144541 is a deficient number, since it is larger than the sum of its proper divisors (1240921019459).

73214340144541 is a wasteful number, since it uses less digits than its factorization.

73214340144541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1240921019458.

The product of its (nonzero) digits is 645120, while the sum is 43.

Adding to 73214340144541 its reverse (14544104341237), we get a palindrome (87758444485778).

The spelling of 73214340144541 in words is "seventy-three trillion, two hundred fourteen billion, three hundred forty million, one hundred forty-four thousand, five hundred forty-one".