73332985555540 has 12 divisors (see below), whose sum is σ = 153999269666676. Its totient is φ = 29333194222208.

The previous prime is 73332985555537. The next prime is 73332985555631. The reversal of 73332985555540 is 4555558923337.

It can be written as a sum of positive squares in 2 ways, for example, as 29250768926404 + 44082216629136 = 5408398^2 + 6639444^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1833324638869 + ... + 1833324638908.

It is an arithmetic number, because the mean of its divisors is an integer number (12833272472223).

Almost surely, 2^{73332985555540} is an apocalyptic number.

It is an amenable number.

73332985555540 is an abundant number, since it is smaller than the sum of its proper divisors (80666284111136).

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

73332985555540 is a wasteful number, since it uses less digits than its factorization.

73332985555540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3666649277786 (or 3666649277784 counting only the distinct ones).

The product of its (nonzero) digits is 340200000, while the sum is 64.

The spelling of 73332985555540 in words is "seventy-three trillion, three hundred thirty-two billion, nine hundred eighty-five million, five hundred fifty-five thousand, five hundred forty".