73322156480 has 112 divisors (see below), whose sum is σ = 179096944320. Its totient is φ = 28575129600.

The previous prime is 73322156441. The next prime is 73322156497. The reversal of 73322156480 is 8465122337.

It is a super-3 number, since 3×73322156480³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11004350 + ... + 11011010.

It is an arithmetic number, because the mean of its divisors is an integer number (1599079860).

Almost surely, 2^73322156480 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 73322156480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89548472160).

73322156480 is an abundant number, since it is smaller than the sum of its proper divisors (105774787840).

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

73322156480 is a wasteful number, since it uses less digits than its factorization.

73322156480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7558 (or 7548 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 41.

The spelling of 73322156480 in words is "seventy-three billion, three hundred twenty-two million, one hundred fifty-six thousand, four hundred eighty".