21207762426002 has 16 divisors (see below), whose sum is σ = 32127272497152. Its totient is φ = 10498675921200.

The previous prime is 21207762426001. The next prime is 21207762426041. The reversal of 21207762426002 is 20062426770212.

It is not an unprimeable number, because it can be changed into a prime (21207762426001) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 8974913 + ... + 11088939.

It is an arithmetic number, because the mean of its divisors is an integer number (2007954531072).

Almost surely, 2^{21207762426002} is an apocalyptic number.

21207762426002 is a deficient number, since it is larger than the sum of its proper divisors (10919510071150).

21207762426002 is a wasteful number, since it uses less digits than its factorization.

21207762426002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2163793.

The product of its (nonzero) digits is 225792, while the sum is 41.

The spelling of 21207762426002 in words is "twenty-one trillion, two hundred seven billion, seven hundred sixty-two million, four hundred twenty-six thousand, two".