1463961856 has 216 divisors, whose sum is σ = 3688226304. Its totient is φ = 567336960.

The previous prime is 1463961841. The next prime is 1463961857. The reversal of 1463961856 is 6581693641.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1463961857) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20054236 + ... + 20054308.

Almost surely, 2^1463961856 is an apocalyptic number.

1463961856 is a gapful number since it is divisible by the number (16) 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 1463961856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1844113152).

1463961856 is an abundant number, since it is smaller than the sum of its proper divisors (2224264448).

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

1463961856 is an equidigital number, since it uses as much as digits as its factorization.

1463961856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165 (or 132 counting only the distinct ones).

The product of its digits is 933120, while the sum is 49.

The square root of 1463961856 is about 38261.7544814662. The cubic root of 1463961856 is about 1135.4724125543.

The spelling of 1463961856 in words is "one billion, four hundred sixty-three million, nine hundred sixty-one thousand, eight hundred fifty-six".