39440670996694 has 8 divisors (see below), whose sum is σ = 64539279812808. Its totient is φ = 17927577725760.

The previous prime is 39440670996641. The next prime is 39440670996697. The reversal of 39440670996694 is 49669907604493.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 39440670996694.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39440670996697) 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, 896378886267 + ... + 896378886310.

It is an arithmetic number, because the mean of its divisors is an integer number (8067409976601).

Almost surely, 2^{39440670996694} is an apocalyptic number.

39440670996694 is a deficient number, since it is larger than the sum of its proper divisors (25098608816114).

39440670996694 is a wasteful number, since it uses less digits than its factorization.

39440670996694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1792757772590.

The product of its (nonzero) digits is 1904684544, while the sum is 76.

The spelling of 39440670996694 in words is "thirty-nine trillion, four hundred forty billion, six hundred seventy million, nine hundred ninety-six thousand, six hundred ninety-four".