7390399601439 has 16 divisors (see below), whose sum is σ = 11203362016000. Its totient is φ = 4812353228088.

The previous prime is 7390399601437. The next prime is 7390399601471. The reversal of 7390399601439 is 9341069930937.

7390399601439 is a `hidden beast` number, since 73 + 90 + 399 + 60 + 1 + 4 + 39 = 666.

7390399601439 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 7390399601439 - 2¹ = 7390399601437 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 (7390399601437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3182772139 + ... + 3182774460.

It is an arithmetic number, because the mean of its divisors is an integer number (700210126000).

Almost surely, 2^{7390399601439} is an apocalyptic number.

7390399601439 is a deficient number, since it is larger than the sum of its proper divisors (3812962414561).

7390399601439 is a wasteful number, since it uses less digits than its factorization.

7390399601439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6365546651 (or 6365546645 counting only the distinct ones).

The product of its (nonzero) digits is 29760696, while the sum is 63.

The spelling of 7390399601439 in words is "seven trillion, three hundred ninety billion, three hundred ninety-nine million, six hundred one thousand, four hundred thirty-nine".