63154045136 has 120 divisors (see below), whose sum is σ = 156549980160. Its totient is φ = 24452257536.

The previous prime is 63154045133. The next prime is 63154045139.

63154045136 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (63154045133) and next prime (63154045139).

It is a self number, because there is not a number n which added to its sum of digits gives 63154045136.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63154045133) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 413105 + ... + 544943.

It is an arithmetic number, because the mean of its divisors is an integer number (1304583168).

Almost surely, 2^63154045136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63154045136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78274990080).

63154045136 is an abundant number, since it is smaller than the sum of its proper divisors (93395935024).

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

63154045136 is a wasteful number, since it uses less digits than its factorization.

63154045136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131921 (or 131908 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 38.

It can be divided in two parts, 631540 and 45136, that added together give a palindrome (676676).

The spelling of 63154045136 in words is "sixty-three billion, one hundred fifty-four million, forty-five thousand, one hundred thirty-six".