40662074633 has 4 divisors (see below), whose sum is σ = 41219089428. Its totient is φ = 40105059840.

The previous prime is 40662074611. The next prime is 40662074639. The reversal of 40662074633 is 33647026604.

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

It can be written as a sum of positive squares in 2 ways, for example, as 32852287504 + 7809787129 = 181252^2 + 88373^2 .

It is a cyclic number.

It is not a de Polignac number, because 40662074633 - 2¹⁸ = 40661812489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40662074639) 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, 278507288 + ... + 278507433.

It is an arithmetic number, because the mean of its divisors is an integer number (10304772357).

Almost surely, 2^40662074633 is an apocalyptic number.

It is an amenable number.

40662074633 is a deficient number, since it is larger than the sum of its proper divisors (557014795).

40662074633 is an equidigital number, since it uses as much as digits as its factorization.

40662074633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557014794.

The product of its (nonzero) digits is 435456, while the sum is 41.

The spelling of 40662074633 in words is "forty billion, six hundred sixty-two million, seventy-four thousand, six hundred thirty-three".