11946425639 has 8 divisors (see below), whose sum is σ = 12341629440. Its totient is φ = 11551836600.

The previous prime is 11946425633. The next prime is 11946425681. The reversal of 11946425639 is 93652464911.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11946425639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11946425633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114017 + ... + 192074.

It is an arithmetic number, because the mean of its divisors is an integer number (1542703680).

Almost surely, 2^11946425639 is an apocalyptic number.

11946425639 is a deficient number, since it is larger than the sum of its proper divisors (395203801).

11946425639 is a wasteful number, since it uses less digits than its factorization.

11946425639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307381.

The product of its digits is 1399680, while the sum is 50.

The spelling of 11946425639 in words is "eleven billion, nine hundred forty-six million, four hundred twenty-five thousand, six hundred thirty-nine".