40621242203219 has 2 divisors, whose sum is σ = 40621242203220. Its totient is φ = 40621242203218.

The previous prime is 40621242203173. The next prime is 40621242203273. The reversal of 40621242203219 is 91230224212604.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40621242203219 - 2³² = 40616947235923 is a prime.

It is a super-2 number, since 2×40621242203219² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40621242203519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20310621101609 + 20310621101610.

It is an arithmetic number, because the mean of its divisors is an integer number (20310621101610).

Almost surely, 2^{40621242203219} is an apocalyptic number.

40621242203219 is a deficient number, since it is larger than the sum of its proper divisors (1).

40621242203219 is an equidigital number, since it uses as much as digits as its factorization.

40621242203219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 38.

The spelling of 40621242203219 in words is "forty trillion, six hundred twenty-one billion, two hundred forty-two million, two hundred three thousand, two hundred nineteen".