1242396970560 has 336 divisors, whose sum is σ = 4510060738560. Its totient is φ = 313043927040.

The previous prime is 1242396970553. The next prime is 1242396970603. The reversal of 1242396970560 is 650796932421.

1242396970560 is a `hidden beast` number, since 1 + 2 + 4 + 2 + 3 + 9 + 6 + 9 + 70 + 560 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1242396970497 and 1242396970506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 20928120 + ... + 20987400.

Almost surely, 2^{1242396970560} is an apocalyptic number.

1242396970560 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 1242396970560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2255030369280).

1242396970560 is an abundant number, since it is smaller than the sum of its proper divisors (3267663768000).

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

1242396970560 is a wasteful number, since it uses less digits than its factorization.

1242396970560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59706 (or 59693 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 54.

The spelling of 1242396970560 in words is "one trillion, two hundred forty-two billion, three hundred ninety-six million, nine hundred seventy thousand, five hundred sixty".