1242455050016 has 96 divisors (see below), whose sum is σ = 2520514402560. Its totient is φ = 602670495744.

The previous prime is 1242455050013. The next prime is 1242455050021. The reversal of 1242455050016 is 6100505542421.

It is a super-2 number, since 2×1242455050016² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1242455050013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44386361 + ... + 44414343.

It is an arithmetic number, because the mean of its divisors is an integer number (26255358360).

Almost surely, 2^{1242455050016} is an apocalyptic number.

1242455050016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1242455050016 is an abundant number, since it is smaller than the sum of its proper divisors (1278059352544).

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

1242455050016 is a wasteful number, since it uses less digits than its factorization.

1242455050016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28378 (or 28370 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 35.

The spelling of 1242455050016 in words is "one trillion, two hundred forty-two billion, four hundred fifty-five million, fifty thousand, sixteen".