139755083577 has 16 divisors (see below), whose sum is σ = 197975519040. Its totient is φ = 87526014912.

The previous prime is 139755083551. The next prime is 139755083617. The reversal of 139755083577 is 775380557931.

It is a happy number.

It is not a de Polignac number, because 139755083577 - 2⁷ = 139755083449 is a prime.

It is a super-2 number, since 2×139755083577² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 139755083577.

It is not an unprimeable number, because it can be changed into a prime (139755083537) 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, 21704623 + ... + 21711060.

It is an arithmetic number, because the mean of its divisors is an integer number (12373469940).

Almost surely, 2^139755083577 is an apocalyptic number.

It is an amenable number.

139755083577 is a deficient number, since it is larger than the sum of its proper divisors (58220435463).

139755083577 is a wasteful number, since it uses less digits than its factorization.

139755083577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43415752.

The product of its (nonzero) digits is 27783000, while the sum is 60.

The spelling of 139755083577 in words is "one hundred thirty-nine billion, seven hundred fifty-five million, eighty-three thousand, five hundred seventy-seven".