42326856207953 has 4 divisors (see below), whose sum is σ = 42407787099888. Its totient is φ = 42245925316020.

The previous prime is 42326856207947. The next prime is 42326856207973. The reversal of 42326856207953 is 35970265862324.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 42326856207953 - 2¹⁸ = 42326855945809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42326856207943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40465445183 + ... + 40465446228.

It is an arithmetic number, because the mean of its divisors is an integer number (10601946774972).

Almost surely, 2^{42326856207953} is an apocalyptic number.

It is an amenable number.

42326856207953 is a deficient number, since it is larger than the sum of its proper divisors (80930891935).

42326856207953 is an equidigital number, since it uses as much as digits as its factorization.

42326856207953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80930891934.

The product of its (nonzero) digits is 130636800, while the sum is 62.

The spelling of 42326856207953 in words is "forty-two trillion, three hundred twenty-six billion, eight hundred fifty-six million, two hundred seven thousand, nine hundred fifty-three".