65059139849 has 16 divisors (see below), whose sum is σ = 73070121600. Its totient is φ = 57412080000.

The previous prime is 65059139813. The next prime is 65059139863. The reversal of 65059139849 is 94893195056.

65059139849 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 65059139849 - 2¹⁶ = 65059074313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65059139549) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 272702 + ... + 452199.

It is an arithmetic number, because the mean of its divisors is an integer number (4566882600).

Almost surely, 2^65059139849 is an apocalyptic number.

It is an amenable number.

65059139849 is a deficient number, since it is larger than the sum of its proper divisors (8010981751).

65059139849 is a wasteful number, since it uses less digits than its factorization.

65059139849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 725152.

The product of its (nonzero) digits is 10497600, while the sum is 59.

The spelling of 65059139849 in words is "sixty-five billion, fifty-nine million, one hundred thirty-nine thousand, eight hundred forty-nine".