463854212621 has 8 divisors (see below), whose sum is σ = 491552825400. Its totient is φ = 436935842560.

The previous prime is 463854212581. The next prime is 463854212651. The reversal of 463854212621 is 126212458364.

It can be written as a sum of positive squares in 4 ways, for example, as 20912052100 + 442942160521 = 144610^2 + 665539^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-463854212621 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 (463854212651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195059456 + ... + 195061833.

It is an arithmetic number, because the mean of its divisors is an integer number (61444103175).

Almost surely, 2^463854212621 is an apocalyptic number.

463854212621 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

463854212621 is a deficient number, since it is larger than the sum of its proper divisors (27698612779).

463854212621 is a wasteful number, since it uses less digits than its factorization.

463854212621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390121359.

The product of its digits is 552960, while the sum is 44.

The spelling of 463854212621 in words is "four hundred sixty-three billion, eight hundred fifty-four million, two hundred twelve thousand, six hundred twenty-one".