1192426989648 has 20 divisors (see below), whose sum is σ = 3080436390048. Its totient is φ = 397475663200.

The previous prime is 1192426989623. The next prime is 1192426989661. The reversal of 1192426989648 is 8469896242911.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12421114428 + ... + 12421114523.

Almost surely, 2^{1192426989648} is an apocalyptic number.

It is an amenable number.

1192426989648 is an abundant number, since it is smaller than the sum of its proper divisors (1888009400400).

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

1192426989648 is a wasteful number, since it uses less digits than its factorization.

1192426989648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24842228962 (or 24842228956 counting only the distinct ones).

The product of its digits is 107495424, while the sum is 69.

The spelling of 1192426989648 in words is "one trillion, one hundred ninety-two billion, four hundred twenty-six million, nine hundred eighty-nine thousand, six hundred forty-eight".