63340405245 has 64 divisors (see below), whose sum is σ = 125448825600. Its totient is φ = 30107669760.

The previous prime is 63340405237. The next prime is 63340405267. The reversal of 63340405245 is 54250404336.

63340405245 is a `hidden beast` number, since 6 + 3 + 3 + 4 + 0 + 405 + 245 = 666.

It is not a de Polignac number, because 63340405245 - 2³ = 63340405237 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 571371 + ... + 673160.

It is an arithmetic number, because the mean of its divisors is an integer number (1960137900).

Almost surely, 2^63340405245 is an apocalyptic number.

63340405245 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

63340405245 is a deficient number, since it is larger than the sum of its proper divisors (62108420355).

63340405245 is a wasteful number, since it uses less digits than its factorization.

63340405245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1244587 (or 1244581 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

Subtracting from 63340405245 its reverse (54250404336), we obtain a palindrome (9090000909).

The spelling of 63340405245 in words is "sixty-three billion, three hundred forty million, four hundred five thousand, two hundred forty-five".