1439950064436 has 48 divisors (see below), whose sum is σ = 4020373403200. Its totient is φ = 443061557856.

The previous prime is 1439950064429. The next prime is 1439950064447. The reversal of 1439950064436 is 6344600599341.

It is a happy number.

1439950064436 is a `hidden beast` number, since 1 + 4 + 3 + 99 + 500 + 6 + 4 + 43 + 6 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 512801326 + ... + 512804133.

Almost surely, 2^{1439950064436} is an apocalyptic number.

It is an amenable number.

1439950064436 is an abundant number, since it is smaller than the sum of its proper divisors (2580423338764).

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

1439950064436 is a wasteful number, since it uses less digits than its factorization.

1439950064436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025605485 (or 1025605477 counting only the distinct ones).

The product of its (nonzero) digits is 8398080, while the sum is 54.

The spelling of 1439950064436 in words is "one trillion, four hundred thirty-nine billion, nine hundred fifty million, sixty-four thousand, four hundred thirty-six".