63076643213 has 4 divisors (see below), whose sum is σ = 66396466560. Its totient is φ = 59756819868.

The previous prime is 63076643177. The next prime is 63076643239. The reversal of 63076643213 is 31234667036.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 63076643213 - 2⁸ = 63076642957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63076693213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1659911645 + ... + 1659911682.

It is an arithmetic number, because the mean of its divisors is an integer number (16599116640).

Almost surely, 2^63076643213 is an apocalyptic number.

It is an amenable number.

63076643213 is a deficient number, since it is larger than the sum of its proper divisors (3319823347).

63076643213 is a wasteful number, since it uses less digits than its factorization.

63076643213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3319823346.

The product of its (nonzero) digits is 326592, while the sum is 41.

The spelling of 63076643213 in words is "sixty-three billion, seventy-six million, six hundred forty-three thousand, two hundred thirteen".