1463780516455 has 16 divisors (see below), whose sum is σ = 1788036465600. Its totient is φ = 1150198790400.

The previous prime is 1463780516411. The next prime is 1463780516477. The reversal of 1463780516455 is 5546150873641.

It is not a de Polignac number, because 1463780516455 - 2¹⁵ = 1463780483687 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1463780516396 and 1463780516405.

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, 10824840 + ... + 10959229.

It is an arithmetic number, because the mean of its divisors is an integer number (111752279100).

Almost surely, 2^{1463780516455} is an apocalyptic number.

1463780516455 is a deficient number, since it is larger than the sum of its proper divisors (324255949145).

1463780516455 is a wasteful number, since it uses less digits than its factorization.

1463780516455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21784314.

The product of its (nonzero) digits is 12096000, while the sum is 55.

The spelling of 1463780516455 in words is "one trillion, four hundred sixty-three billion, seven hundred eighty million, five hundred sixteen thousand, four hundred fifty-five".