100406145500 has 48 divisors (see below), whose sum is σ = 219322512864. Its totient is φ = 40155958400.

The previous prime is 100406145481. The next prime is 100406145527. The reversal of 100406145500 is 5541604001.

It is a self number, because there is not a number n which added to its sum of digits gives 100406145500.

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, 4136399 + ... + 4160601.

It is an arithmetic number, because the mean of its divisors is an integer number (4569219018).

Almost surely, 2^100406145500 is an apocalyptic number.

100406145500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100406145500 is an abundant number, since it is smaller than the sum of its proper divisors (118916367364).

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

100406145500 is a wasteful number, since it uses less digits than its factorization.

100406145500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32519 (or 32507 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 100406145500 its reverse (5541604001), we get a palindrome (105947749501).

The spelling of 100406145500 in words is "one hundred billion, four hundred six million, one hundred forty-five thousand, five hundred".