73766740001 has 4 divisors (see below), whose sum is σ = 73767288900. Its totient is φ = 73766191104.

The previous prime is 73766739947. The next prime is 73766740031. The reversal of 73766740001 is 10004766737.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 65024490001 + 8742250000 = 254999^2 + 93500^2 .

It is a cyclic number.

It is not a de Polignac number, because 73766740001 - 2¹⁴ = 73766723617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73766740031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78065 + ... + 391953.

It is an arithmetic number, because the mean of its divisors is an integer number (18441822225).

Almost surely, 2^73766740001 is an apocalyptic number.

It is an amenable number.

73766740001 is a deficient number, since it is larger than the sum of its proper divisors (548899).

73766740001 is a wasteful number, since it uses less digits than its factorization.

73766740001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 548898.

The product of its (nonzero) digits is 148176, while the sum is 41.

The spelling of 73766740001 in words is "seventy-three billion, seven hundred sixty-six million, seven hundred forty thousand, one".