1463872768 has 18 divisors (see below), whose sum is σ = 2922027794. Its totient is φ = 731936256.

The previous prime is 1463872757. The next prime is 1463872783. The reversal of 1463872768 is 8672783641.

It can be written as a sum of positive squares in only one way, i.e., 1404150784 + 59721984 = 37472^2 + 7728^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2858871 + ... + 2859382.

Almost surely, 2^1463872768 is an apocalyptic number.

It is an amenable number.

1463872768 is a deficient number, since it is larger than the sum of its proper divisors (1458155026).

1463872768 is an frugal number, since it uses more digits than its factorization.

1463872768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5718269 (or 5718255 counting only the distinct ones).

The product of its digits is 2709504, while the sum is 52.

The square root of 1463872768 is about 38260.5902724984. The cubic root of 1463872768 is about 1135.4493793908.

The spelling of 1463872768 in words is "one billion, four hundred sixty-three million, eight hundred seventy-two thousand, seven hundred sixty-eight".