10020053439 has 18 divisors (see below), whose sum is σ = 15908791808. Its totient is φ = 6072759000.

The previous prime is 10020053429. The next prime is 10020053441. The reversal of 10020053439 is 93435002001.

10020053439 is a `hidden beast` number, since 100 + 20 + 0 + 534 + 3 + 9 = 666.

It is not a de Polignac number, because 10020053439 - 2⁷ = 10020053311 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 (10020053429) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4599487 + ... + 4601664.

Almost surely, 2^10020053439 is an apocalyptic number.

10020053439 is a deficient number, since it is larger than the sum of its proper divisors (5888738369).

10020053439 is a wasteful number, since it uses less digits than its factorization.

10020053439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9201179 (or 9201165 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The spelling of 10020053439 in words is "ten billion, twenty million, fifty-three thousand, four hundred thirty-nine".