73495481229720 has 3072 divisors, whose sum is σ = 300775265280000. Its totient is φ = 16096096051200.

The previous prime is 73495481229581. The next prime is 73495481229721. The reversal of 73495481229720 is 2792218459437.

73495481229720 is a `hidden beast` number, since 7 + 3 + 4 + 9 + 548 + 12 + 2 + 9 + 72 + 0 = 666.

It is a super-2 number, since 2×73495481229720² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73495481229721) by changing a digit.

It is a polite number, since it can be written in 767 ways as a sum of consecutive naturals, for example, 369324026181 + ... + 369324026379.

It is an arithmetic number, because the mean of its divisors is an integer number (97908615000).

Almost surely, 2^{73495481229720} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73495481229720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150387632640000).

73495481229720 is an abundant number, since it is smaller than the sum of its proper divisors (227279784050280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73495481229720 is a wasteful number, since it uses less digits than its factorization.

73495481229720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354 (or 321 counting only the distinct ones).

The product of its (nonzero) digits is 60963840, while the sum is 63.

The spelling of 73495481229720 in words is "seventy-three trillion, four hundred ninety-five billion, four hundred eighty-one million, two hundred twenty-nine thousand, seven hundred twenty".