100450043502 has 32 divisors (see below), whose sum is σ = 203486100480. Its totient is φ = 33052524960.

The previous prime is 100450043497. The next prime is 100450043557. The reversal of 100450043502 is 205340054001.

It is a super-2 number, since 2×100450043502² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2530903 + ... + 2570285.

It is an arithmetic number, because the mean of its divisors is an integer number (6358940640).

Almost surely, 2^100450043502 is an apocalyptic number.

100450043502 is an abundant number, since it is smaller than the sum of its proper divisors (103036056978).

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

100450043502 is a wasteful number, since it uses less digits than its factorization.

100450043502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44848.

The product of its (nonzero) digits is 2400, while the sum is 24.

Adding to 100450043502 its reverse (205340054001), we get a palindrome (305790097503).

The spelling of 100450043502 in words is "one hundred billion, four hundred fifty million, forty-three thousand, five hundred two".