100525454544 has 40 divisors (see below), whose sum is σ = 274966686720. Its totient is φ = 31537397248.

The previous prime is 100525454509. The next prime is 100525454587. The reversal of 100525454544 is 445454525001.

It is a super-2 number, since 2×100525454544² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 61595664 + ... + 61597295.

It is an arithmetic number, because the mean of its divisors is an integer number (6874167168).

Almost surely, 2^100525454544 is an apocalyptic number.

It is an amenable number.

100525454544 is an abundant number, since it is smaller than the sum of its proper divisors (174441232176).

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

100525454544 is a wasteful number, since it uses less digits than its factorization.

100525454544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123192987 (or 123192981 counting only the distinct ones).

The product of its (nonzero) digits is 320000, while the sum is 39.

Adding to 100525454544 its reverse (445454525001), we get a palindrome (545979979545).

The spelling of 100525454544 in words is "one hundred billion, five hundred twenty-five million, four hundred fifty-four thousand, five hundred forty-four".