463144222540 has 24 divisors (see below), whose sum is σ = 998889432912. Its totient is φ = 180250724160.

The previous prime is 463144222537. The next prime is 463144222559. The reversal of 463144222540 is 45222441364.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a self number, because there is not a number n which added to its sum of digits gives 463144222540.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 312934546 + ... + 312936025.

It is an arithmetic number, because the mean of its divisors is an integer number (41620393038).

Almost surely, 2^463144222540 is an apocalyptic number.

It is an amenable number.

463144222540 is an abundant number, since it is smaller than the sum of its proper divisors (535745210372).

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

463144222540 is a wasteful number, since it uses less digits than its factorization.

463144222540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625870617 (or 625870615 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 37.

The spelling of 463144222540 in words is "four hundred sixty-three billion, one hundred forty-four million, two hundred twenty-two thousand, five hundred forty".