63123255232136 has 16 divisors (see below), whose sum is σ = 129115749338640. Its totient is φ = 28692388741840.

The previous prime is 63123255232133. The next prime is 63123255232319.

It is a happy number.

63123255232136 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×63123255232136² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (63123255232133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 358654859186 + ... + 358654859361.

It is an arithmetic number, because the mean of its divisors is an integer number (8069734333665).

Almost surely, 2^{63123255232136} is an apocalyptic number.

It is an amenable number.

63123255232136 is an abundant number, since it is smaller than the sum of its proper divisors (65992494106504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63123255232136 is a wasteful number, since it uses less digits than its factorization.

63123255232136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 717309718564 (or 717309718560 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 44.

The spelling of 63123255232136 in words is "sixty-three trillion, one hundred twenty-three billion, two hundred fifty-five million, two hundred thirty-two thousand, one hundred thirty-six".