139335585468 has 48 divisors (see below), whose sum is σ = 331812593280. Its totient is φ = 45496338624.

The previous prime is 139335585463. The next prime is 139335585481. The reversal of 139335585468 is 864585533931.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139335585461) 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, 340171 + ... + 628002.

It is an arithmetic number, because the mean of its divisors is an integer number (6912762360).

Almost surely, 2^139335585468 is an apocalyptic number.

It is an amenable number.

139335585468 is an abundant number, since it is smaller than the sum of its proper divisors (192477007812).

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

139335585468 is a wasteful number, since it uses less digits than its factorization.

139335585468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 968426 (or 968424 counting only the distinct ones).

The product of its digits is 46656000, while the sum is 60.

The spelling of 139335585468 in words is "one hundred thirty-nine billion, three hundred thirty-five million, five hundred eighty-five thousand, four hundred sixty-eight".