420632350203677 has 4 divisors (see below), whose sum is σ = 420671000618880. Its totient is φ = 420593699788476.

The previous prime is 420632350203661. The next prime is 420632350203731. The reversal of 420632350203677 is 776302053236024.

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 420632350203677 - 2⁴ = 420632350203661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420632350203077) 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, 19325191277 + ... + 19325213042.

It is an arithmetic number, because the mean of its divisors is an integer number (105167750154720).

Almost surely, 2^{420632350203677} is an apocalyptic number.

It is an amenable number.

420632350203677 is a deficient number, since it is larger than the sum of its proper divisors (38650415203).

420632350203677 is a wasteful number, since it uses less digits than its factorization.

420632350203677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38650415202.

The product of its (nonzero) digits is 7620480, while the sum is 50.

The spelling of 420632350203677 in words is "four hundred twenty trillion, six hundred thirty-two billion, three hundred fifty million, two hundred three thousand, six hundred seventy-seven".