100406806628 has 6 divisors (see below), whose sum is σ = 175711911606. Its totient is φ = 50203403312.

The previous prime is 100406806627. The next prime is 100406806651. The reversal of 100406806628 is 826608604001.

It can be written as a sum of positive squares in only one way, i.e., 74475501604 + 25931305024 = 272902^2 + 161032^2 .

It is not an unprimeable number, because it can be changed into a prime (100406806627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12550850825 + ... + 12550850832.

It is an arithmetic number, because the mean of its divisors is an integer number (29285318601).

Almost surely, 2^100406806628 is an apocalyptic number.

It is an amenable number.

100406806628 is a deficient number, since it is larger than the sum of its proper divisors (75305104978).

100406806628 is a wasteful number, since it uses less digits than its factorization.

100406806628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25101701661 (or 25101701659 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 41.

The spelling of 100406806628 in words is "one hundred billion, four hundred six million, eight hundred six thousand, six hundred twenty-eight".