73323626880 has 128 divisors (see below), whose sum is σ = 267107546880. Its totient is φ = 16759683072.

The previous prime is 73323626839. The next prime is 73323626881. The reversal of 73323626880 is 8862632337.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73323626881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2714374 + ... + 2741253.

It is an arithmetic number, because the mean of its divisors is an integer number (2086777710).

Almost surely, 2^73323626880 is an apocalyptic number.

73323626880 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

73323626880 is an abundant number, since it is smaller than the sum of its proper divisors (193783920000).

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

73323626880 is a wasteful number, since it uses less digits than its factorization.

73323626880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5455656 (or 5455644 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 48.

The spelling of 73323626880 in words is "seventy-three billion, three hundred twenty-three million, six hundred twenty-six thousand, eight hundred eighty".