40208484629 has 4 divisors (see below), whose sum is σ = 40232664576. Its totient is φ = 40184304684.

The previous prime is 40208484557. The next prime is 40208484649. The reversal of 40208484629 is 92648480204.

It is a happy number.

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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40208484629 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 (40208484649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12087479 + ... + 12090804.

It is an arithmetic number, because the mean of its divisors is an integer number (10058166144).

Almost surely, 2^40208484629 is an apocalyptic number.

It is an amenable number.

40208484629 is a deficient number, since it is larger than the sum of its proper divisors (24179947).

40208484629 is a wasteful number, since it uses less digits than its factorization.

40208484629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24179946.

The product of its (nonzero) digits is 884736, while the sum is 47.

The spelling of 40208484629 in words is "forty billion, two hundred eight million, four hundred eighty-four thousand, six hundred twenty-nine".