39542413408 has 24 divisors (see below), whose sum is σ = 78915557448. Its totient is φ = 19500367104.

The previous prime is 39542413373. The next prime is 39542413409. The reversal of 39542413408 is 80431424593.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39542413409) 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, 8461366 + ... + 8466037.

It is an arithmetic number, because the mean of its divisors is an integer number (3288148227).

Almost surely, 2^39542413408 is an apocalyptic number.

It is an amenable number.

39542413408 is a deficient number, since it is larger than the sum of its proper divisors (39373144040).

39542413408 is a wasteful number, since it uses less digits than its factorization.

39542413408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16927486 (or 16927478 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 43.

The spelling of 39542413408 in words is "thirty-nine billion, five hundred forty-two million, four hundred thirteen thousand, four hundred eight".