73433238240 has 48 divisors (see below), whose sum is σ = 231314701968. Its totient is φ = 19582196736.

The previous prime is 73433238239. The next prime is 73433238251. The reversal of 73433238240 is 4283233437.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76492477 + ... + 76493436.

It is an arithmetic number, because the mean of its divisors is an integer number (4819056291).

Almost surely, 2^73433238240 is an apocalyptic number.

It is an amenable number.

73433238240 is an abundant number, since it is smaller than the sum of its proper divisors (157881463728).

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

73433238240 is a wasteful number, since it uses less digits than its factorization.

73433238240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152985931 (or 152985923 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 39.

The spelling of 73433238240 in words is "seventy-three billion, four hundred thirty-three million, two hundred thirty-eight thousand, two hundred forty".