1463723520 has 320 divisors, whose sum is σ = 5633210880. Its totient is φ = 316735488.

The previous prime is 1463723449. The next prime is 1463723531. The reversal of 1463723520 is 253273641.

It is a tau number, because it is divible by the number of its divisors (320).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1020724 + ... + 1022156.

It is an arithmetic number, because the mean of its divisors is an integer number (17603784).

Almost surely, 2^1463723520 is an apocalyptic number.

1463723520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1463723520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2816605440).

1463723520 is an abundant number, since it is smaller than the sum of its proper divisors (4169487360).

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

1463723520 is a wasteful number, since it uses less digits than its factorization.

1463723520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1485 (or 1469 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 33.

The square root of 1463723520 is about 38258.6398085452. The cubic root of 1463723520 is about 1135.4107901290.

The spelling of 1463723520 in words is "one billion, four hundred sixty-three million, seven hundred twenty-three thousand, five hundred twenty".