1342194561000 has 384 divisors, whose sum is σ = 4886469244800. Its totient is φ = 331193318400.

The previous prime is 1342194560983. The next prime is 1342194561011. The reversal of 1342194561000 is 1654912431.

It is a happy number.

1342194561000 is a `hidden beast` number, since 1 + 3 + 4 + 2 + 1 + 94 + 561 + 0 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

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 95 ways as a sum of consecutive naturals, for example, 7261732 + ... + 7444268.

It is an arithmetic number, because the mean of its divisors is an integer number (12725180325).

Almost surely, 2^{1342194561000} is an apocalyptic number.

1342194561000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1342194561000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2443234622400).

1342194561000 is an abundant number, since it is smaller than the sum of its proper divisors (3544274683800).

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

1342194561000 is a wasteful number, since it uses less digits than its factorization.

1342194561000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182626 (or 182609 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The spelling of 1342194561000 in words is "one trillion, three hundred forty-two billion, one hundred ninety-four million, five hundred sixty-one thousand".