40622254020641 has 4 divisors (see below), whose sum is σ = 40622299239984. Its totient is φ = 40622208801300.

The previous prime is 40622254020613. The next prime is 40622254020679. The reversal of 40622254020641 is 14602045222604.

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 40622254020641 - 2⁶ = 40622254020577 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 40622254020595 and 40622254020604.

It is not an unprimeable number, because it can be changed into a prime (43622254020641) 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, 21234275 + ... + 23068136.

It is an arithmetic number, because the mean of its divisors is an integer number (10155574809996).

Almost surely, 2^{40622254020641} is an apocalyptic number.

It is an amenable number.

40622254020641 is a deficient number, since it is larger than the sum of its proper divisors (45219343).

40622254020641 is an equidigital number, since it uses as much as digits as its factorization.

40622254020641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45219342.

The product of its (nonzero) digits is 184320, while the sum is 38.

The spelling of 40622254020641 in words is "forty trillion, six hundred twenty-two billion, two hundred fifty-four million, twenty thousand, six hundred forty-one".