73740073669055 has 4 divisors (see below), whose sum is σ = 88488088402872. Its totient is φ = 58992058935240.

The previous prime is 73740073669019. The next prime is 73740073669063. The reversal of 73740073669055 is 55096637004737.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 73740073669055 - 2¹⁰ = 73740073668031 is a prime.

It is a Duffinian number.

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, 7374007366901 + ... + 7374007366910.

It is an arithmetic number, because the mean of its divisors is an integer number (22122022100718).

Almost surely, 2^{73740073669055} is an apocalyptic number.

73740073669055 is a deficient number, since it is larger than the sum of its proper divisors (14748014733817).

73740073669055 is a wasteful number, since it uses less digits than its factorization.

73740073669055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14748014733816.

The product of its (nonzero) digits is 100018800, while the sum is 62.

The spelling of 73740073669055 in words is "seventy-three trillion, seven hundred forty billion, seventy-three million, six hundred sixty-nine thousand, fifty-five".