74966440001 has 8 divisors (see below), whose sum is σ = 75302853864. Its totient is φ = 74630574720.

The previous prime is 74966439971. The next prime is 74966440057. The reversal of 74966440001 is 10004466947.

It is a Cunningham number, because it is equal to 273800²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 1 + 74966440000 = 1^2 + 273800^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 74966440001 - 2²² = 74962245697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74966446001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138011 + ... + 411071.

It is an arithmetic number, because the mean of its divisors is an integer number (9412856733).

Almost surely, 2^74966440001 is an apocalyptic number.

It is an amenable number.

74966440001 is a deficient number, since it is larger than the sum of its proper divisors (336413863).

74966440001 is a wasteful number, since it uses less digits than its factorization.

74966440001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274291.

The product of its (nonzero) digits is 145152, while the sum is 41.

The spelling of 74966440001 in words is "seventy-four billion, nine hundred sixty-six million, four hundred forty thousand, one".