63420510013 has 8 divisors (see below), whose sum is σ = 72483055232. Its totient is φ = 54358582896.

The previous prime is 63420509953. The next prime is 63420510067. The reversal of 63420510013 is 31001502436.

63420510013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 63420510013 - 2⁹ = 63420509501 is a prime.

It is a super-2 number, since 2×63420510013² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 63420510013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63420514013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91456 + ... + 367702.

It is an arithmetic number, because the mean of its divisors is an integer number (9060381904).

Almost surely, 2^63420510013 is an apocalyptic number.

It is an amenable number.

63420510013 is a deficient number, since it is larger than the sum of its proper divisors (9062545219).

63420510013 is a wasteful number, since it uses less digits than its factorization.

63420510013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309051.

The product of its (nonzero) digits is 2160, while the sum is 25.

The spelling of 63420510013 in words is "sixty-three billion, four hundred twenty million, five hundred ten thousand, thirteen".