139324246402 has 48 divisors (see below), whose sum is σ = 242583000480. Its totient is φ = 59505984000.

The previous prime is 139324246381. The next prime is 139324246403. The reversal of 139324246402 is 204642423931.

It is a super-2 number, since 2×139324246402² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (139324246403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3917902 + ... + 3953302.

It is an arithmetic number, because the mean of its divisors is an integer number (5053812510).

Almost surely, 2^139324246402 is an apocalyptic number.

139324246402 is a deficient number, since it is larger than the sum of its proper divisors (103258754078).

139324246402 is a wasteful number, since it uses less digits than its factorization.

139324246402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36067 (or 36050 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 40.

The spelling of 139324246402 in words is "one hundred thirty-nine billion, three hundred twenty-four million, two hundred forty-six thousand, four hundred two".