39401079342 has 16 divisors (see below), whose sum is σ = 82949640960. Its totient is φ = 12442446072.

The previous prime is 39401079331. The next prime is 39401079343. The reversal of 39401079342 is 24397010493.

It is a junction number, because it is equal to n+sod(n) for n = 39401079294 and 39401079303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39401079343) 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 7 ways as a sum of consecutive naturals, for example, 172811638 + ... + 172811865.

It is an arithmetic number, because the mean of its divisors is an integer number (5184352560).

Almost surely, 2^39401079342 is an apocalyptic number.

39401079342 is an abundant number, since it is smaller than the sum of its proper divisors (43548561618).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39401079342 is a wasteful number, since it uses less digits than its factorization.

39401079342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345623527.

The product of its (nonzero) digits is 163296, while the sum is 42.

The spelling of 39401079342 in words is "thirty-nine billion, four hundred one million, seventy-nine thousand, three hundred forty-two".