100406054555 has 16 divisors (see below), whose sum is σ = 120771523584. Its totient is φ = 80135477760.

The previous prime is 100406054549. The next prime is 100406054557. The reversal of 100406054555 is 555450604001.

It is not a de Polignac number, because 100406054555 - 2¹⁴ = 100406038171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100406054557) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7060262 + ... + 7074468.

It is an arithmetic number, because the mean of its divisors is an integer number (7548220224).

Almost surely, 2^100406054555 is an apocalyptic number.

100406054555 is a deficient number, since it is larger than the sum of its proper divisors (20365469029).

100406054555 is a wasteful number, since it uses less digits than its factorization.

100406054555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17446.

The product of its (nonzero) digits is 60000, while the sum is 35.

Adding to 100406054555 its reverse (555450604001), we get a palindrome (655856658556).

The spelling of 100406054555 in words is "one hundred billion, four hundred six million, fifty-four thousand, five hundred fifty-five".