463621746420 has 144 divisors (see below), whose sum is σ = 1608803763840. Its totient is φ = 105866396928.

The previous prime is 463621746403. The next prime is 463621746457. The reversal of 463621746420 is 24647126364.

463621746420 is a `hidden beast` number, since 4 + 6 + 3 + 6 + 217 + 4 + 6 + 420 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1103394 + ... + 1464486.

It is an arithmetic number, because the mean of its divisors is an integer number (11172248360).

Almost surely, 2^463621746420 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 463621746420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (804401881920).

463621746420 is an abundant number, since it is smaller than the sum of its proper divisors (1145182017420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

463621746420 is a wasteful number, since it uses less digits than its factorization.

463621746420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362134 (or 362129 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 45.

The spelling of 463621746420 in words is "four hundred sixty-three billion, six hundred twenty-one million, seven hundred forty-six thousand, four hundred twenty".