39490001617 has 16 divisors (see below), whose sum is σ = 44469006912. Its totient is φ = 34752352320.

The previous prime is 39490001569. The next prime is 39490001711. The reversal of 39490001617 is 71610009493.

It is a cyclic number.

It is not a de Polignac number, because 39490001617 - 2¹⁹ = 39489477329 is a prime.

It is a super-2 number, since 2×39490001617² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 39490001617.

It is not an unprimeable number, because it can be changed into a prime (39490001417) 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 15 ways as a sum of consecutive naturals, for example, 166083 + ... + 326440.

It is an arithmetic number, because the mean of its divisors is an integer number (2779312932).

Almost surely, 2^39490001617 is an apocalyptic number.

39490001617 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

It is an amenable number.

39490001617 is a deficient number, since it is larger than the sum of its proper divisors (4979005295).

39490001617 is a wasteful number, since it uses less digits than its factorization.

39490001617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492768.

The product of its (nonzero) digits is 40824, while the sum is 40.

The spelling of 39490001617 in words is "thirty-nine billion, four hundred ninety million, one thousand, six hundred seventeen".