6455340463 has 32 divisors (see below), whose sum is σ = 7917940800. Its totient is φ = 5181926400.

The previous prime is 6455340461. The next prime is 6455340469. The reversal of 6455340463 is 3640435546.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 6455340463 - 2¹ = 6455340461 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6455340461) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 444883 + ... + 459163.

It is an arithmetic number, because the mean of its divisors is an integer number (247435650).

Almost surely, 2^6455340463 is an apocalyptic number.

6455340463 is a deficient number, since it is larger than the sum of its proper divisors (1462600337).

6455340463 is a wasteful number, since it uses less digits than its factorization.

6455340463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14443.

The product of its (nonzero) digits is 518400, while the sum is 40.

The square root of 6455340463 is about 80345.1334120493. The cubic root of 6455340463 is about 1861.9715925624.

The spelling of 6455340463 in words is "six billion, four hundred fifty-five million, three hundred forty thousand, four hundred sixty-three".