73281484454 has 48 divisors (see below), whose sum is σ = 117324692352. Its totient is φ = 34313794944.

The previous prime is 73281484453. The next prime is 73281484499. The reversal of 73281484454 is 45448418237.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73281484453) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34035842 + ... + 34037994.

It is an arithmetic number, because the mean of its divisors is an integer number (2444264424).

Almost surely, 2^73281484454 is an apocalyptic number.

73281484454 is a deficient number, since it is larger than the sum of its proper divisors (44043207898).

73281484454 is a wasteful number, since it uses less digits than its factorization.

73281484454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2861 (or 2838 counting only the distinct ones).

The product of its digits is 3440640, while the sum is 50.

The spelling of 73281484454 in words is "seventy-three billion, two hundred eighty-one million, four hundred eighty-four thousand, four hundred fifty-four".