100906089426 has 24 divisors (see below), whose sum is σ = 218636231580. Its totient is φ = 33634382976.

The previous prime is 100906089421. The next prime is 100906089439. The reversal of 100906089426 is 624980609001.

It is a happy number.

100906089426 is a `hidden beast` number, since 1 + 0 + 0 + 90 + 60 + 89 + 426 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 100390754025 + 515335401 = 316845^2 + 22701^2 .

It is not an unprimeable number, because it can be changed into a prime (100906089421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 825430 + ... + 939758.

Almost surely, 2^100906089426 is an apocalyptic number.

100906089426 is an abundant number, since it is smaller than the sum of its proper divisors (117730142154).

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

100906089426 is a wasteful number, since it uses less digits than its factorization.

100906089426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163370 (or 163367 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The spelling of 100906089426 in words is "one hundred billion, nine hundred six million, eighty-nine thousand, four hundred twenty-six".