1463757812 has 54 divisors (see below), whose sum is σ = 2943872274. Its totient is φ = 636305120.

The previous prime is 1463757811. The next prime is 1463757859. The reversal of 1463757812 is 2187573641.

It can be written as a sum of positive squares in only one way, i.e., 1290677476 + 173080336 = 35926^2 + 13156^2 .

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1463757811) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 253178 + ... + 258894.

Almost surely, 2^1463757812 is an apocalyptic number.

It is an amenable number.

1463757812 is an abundant number, since it is smaller than the sum of its proper divisors (1480114462).

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

1463757812 is a wasteful number, since it uses less digits than its factorization.

1463757812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5789 (or 5753 counting only the distinct ones).

The product of its digits is 282240, while the sum is 44.

The square root of 1463757812 is about 38259.0879661290. The cubic root of 1463757812 is about 1135.4196568315.

The spelling of 1463757812 in words is "one billion, four hundred sixty-three million, seven hundred fifty-seven thousand, eight hundred twelve".