42240553646051 has 2 divisors, whose sum is σ = 42240553646052. Its totient is φ = 42240553646050.

The previous prime is 42240553646029. The next prime is 42240553646059. The reversal of 42240553646051 is 15064635504224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42240553646051 - 2¹⁰ = 42240553645027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42240553645987 and 42240553646005.

It is not a weakly prime, because it can be changed into another prime (42240553646059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21120276823025 + 21120276823026.

It is an arithmetic number, because the mean of its divisors is an integer number (21120276823026).

Almost surely, 2^{42240553646051} is an apocalyptic number.

42240553646051 is a deficient number, since it is larger than the sum of its proper divisors (1).

42240553646051 is an equidigital number, since it uses as much as digits as its factorization.

42240553646051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456000, while the sum is 47.

The spelling of 42240553646051 in words is "forty-two trillion, two hundred forty billion, five hundred fifty-three million, six hundred forty-six thousand, fifty-one".