10142563246421 has 8 divisors (see below), whose sum is σ = 10334033861760. Its totient is φ = 9951096390352.

The previous prime is 10142563246411. The next prime is 10142563246447. The reversal of 10142563246421 is 12464236524101.

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

It is a cyclic number.

It is not a de Polignac number, because 10142563246421 - 2³⁴ = 10125383377237 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 (10142563246411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4839440 + ... + 6610998.

It is an arithmetic number, because the mean of its divisors is an integer number (1291754232720).

Almost surely, 2^{10142563246421} is an apocalyptic number.

It is an amenable number.

10142563246421 is a deficient number, since it is larger than the sum of its proper divisors (191470615339).

10142563246421 is a wasteful number, since it uses less digits than its factorization.

10142563246421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1879635.

The product of its (nonzero) digits is 276480, while the sum is 41.

The spelling of 10142563246421 in words is "ten trillion, one hundred forty-two billion, five hundred sixty-three million, two hundred forty-six thousand, four hundred twenty-one".