463019257449 has 144 divisors (see below), whose sum is σ = 869065666560. Its totient is φ = 244910524320.

The previous prime is 463019257417. The next prime is 463019257499. The reversal of 463019257449 is 944752910364.

463019257449 is a `hidden beast` number, since 4 + 6 + 3 + 0 + 192 + 5 + 7 + 449 = 666.

It is not a de Polignac number, because 463019257449 - 2⁵ = 463019257417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 463019257395 and 463019257404.

It is not an unprimeable number, because it can be changed into a prime (463019257499) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 8462422 + ... + 8516960.

It is an arithmetic number, because the mean of its divisors is an integer number (6035178240).

Almost surely, 2^463019257449 is an apocalyptic number.

463019257449 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

463019257449 is a deficient number, since it is larger than the sum of its proper divisors (406046409111).

463019257449 is a wasteful number, since it uses less digits than its factorization.

463019257449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54622 (or 54603 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 54.

The spelling of 463019257449 in words is "four hundred sixty-three billion, nineteen million, two hundred fifty-seven thousand, four hundred forty-nine".