1463735640 has 64 divisors (see below), whose sum is σ = 4582137600. Its totient is φ = 373357952.

The previous prime is 1463735593. The next prime is 1463735653. The reversal of 1463735640 is 465373641.

1463735640 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 262410 + ... + 267929.

It is an arithmetic number, because the mean of its divisors is an integer number (71595900).

Almost surely, 2^1463735640 is an apocalyptic number.

1463735640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1463735640 is an abundant number, since it is smaller than the sum of its proper divisors (3118401960).

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

1463735640 is a wasteful number, since it uses less digits than its factorization.

1463735640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530376 (or 530372 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 39.

The square root of 1463735640 is about 38258.7982038119. The cubic root of 1463735640 is about 1135.4139239496.

The spelling of 1463735640 in words is "one billion, four hundred sixty-three million, seven hundred thirty-five thousand, six hundred forty".