1463135513540 has 24 divisors (see below), whose sum is σ = 3072909739032. Its totient is φ = 585192270080.

The previous prime is 1463135513467. The next prime is 1463135513549. The reversal of 1463135513540 is 453155313641.

It can be written as a sum of positive squares in 4 ways, for example, as 85836108484 + 1377299405056 = 292978^2 + 1173584^2 .

It is not an unprimeable number, because it can be changed into a prime (1463135513549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3677009 + ... + 4055448.

It is an arithmetic number, because the mean of its divisors is an integer number (128037905793).

Almost surely, 2^{1463135513540} is an apocalyptic number.

1463135513540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1463135513540 is an abundant number, since it is smaller than the sum of its proper divisors (1609774225492).

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

1463135513540 is a wasteful number, since it uses less digits than its factorization.

1463135513540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7741927 (or 7741925 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 41.

The spelling of 1463135513540 in words is "one trillion, four hundred sixty-three billion, one hundred thirty-five million, five hundred thirteen thousand, five hundred forty".