139335340536 has 128 divisors (see below), whose sum is σ = 447304896000. Its totient is φ = 39362754816.

The previous prime is 139335340531. The next prime is 139335340549. The reversal of 139335340536 is 635043533931.

139335340536 is a `hidden beast` number, since 1 + 39 + 33 + 53 + 4 + 0 + 536 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 139335340491 and 139335340500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139335340531) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 383146 + ... + 652281.

It is an arithmetic number, because the mean of its divisors is an integer number (3494569500).

Almost surely, 2^139335340536 is an apocalyptic number.

It is an amenable number.

139335340536 is an abundant number, since it is smaller than the sum of its proper divisors (307969555464).

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

139335340536 is a wasteful number, since it uses less digits than its factorization.

139335340536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1035538 (or 1035528 counting only the distinct ones).

The product of its (nonzero) digits is 1312200, while the sum is 45.

The spelling of 139335340536 in words is "one hundred thirty-nine billion, three hundred thirty-five million, three hundred forty thousand, five hundred thirty-six".