74066432413 has 8 divisors (see below), whose sum is σ = 74218876920. Its totient is φ = 73914067200.

The previous prime is 74066432381. The next prime is 74066432423. The reversal of 74066432413 is 31423466047.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3139024729 + 70927407684 = 56027^2 + 266322^2 .

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 74066432413 - 2⁵ = 74066432381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74066432423) 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, 2074513 + ... + 2109913.

It is an arithmetic number, because the mean of its divisors is an integer number (9277359615).

Almost surely, 2^74066432413 is an apocalyptic number.

It is an amenable number.

74066432413 is a deficient number, since it is larger than the sum of its proper divisors (152444507).

74066432413 is a wasteful number, since it uses less digits than its factorization.

74066432413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39647.

The product of its (nonzero) digits is 290304, while the sum is 40.

The spelling of 74066432413 in words is "seventy-four billion, sixty-six million, four hundred thirty-two thousand, four hundred thirteen".