40662474049 has 4 divisors (see below), whose sum is σ = 40662881280. Its totient is φ = 40662066820.

The previous prime is 40662474031. The next prime is 40662474071. The reversal of 40662474049 is 94047426604.

40662474049 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 40662474049 - 2¹¹ = 40662472001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40662474449) 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, 59472 + ... + 291310.

It is an arithmetic number, because the mean of its divisors is an integer number (10165720320).

Almost surely, 2^40662474049 is an apocalyptic number.

It is an amenable number.

40662474049 is a deficient number, since it is larger than the sum of its proper divisors (407231).

40662474049 is a wasteful number, since it uses less digits than its factorization.

40662474049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407230.

The product of its (nonzero) digits is 1161216, while the sum is 46.

The spelling of 40662474049 in words is "forty billion, six hundred sixty-two million, four hundred seventy-four thousand, forty-nine".