63164649137 has 4 divisors (see below), whose sum is σ = 65202218496. Its totient is φ = 61127079780.

The previous prime is 63164649133. The next prime is 63164649157. The reversal of 63164649137 is 73194646136.

63164649137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 63164649137 - 2² = 63164649133 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63164649133) 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, 1018784633 + ... + 1018784694.

It is an arithmetic number, because the mean of its divisors is an integer number (16300554624).

Almost surely, 2^63164649137 is an apocalyptic number.

It is an amenable number.

63164649137 is a deficient number, since it is larger than the sum of its proper divisors (2037569359).

63164649137 is a wasteful number, since it uses less digits than its factorization.

63164649137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2037569358.

The product of its digits is 1959552, while the sum is 50.

The spelling of 63164649137 in words is "sixty-three billion, one hundred sixty-four million, six hundred forty-nine thousand, one hundred thirty-seven".