100478452680850 has 12 divisors (see below), whose sum is σ = 186889921986474. Its totient is φ = 40191381072320.

The previous prime is 100478452680847. The next prime is 100478452680929. The reversal of 100478452680850 is 58086254874001.

It can be written as a sum of positive squares in 3 ways, for example, as 66168251865769 + 34310200815081 = 8134387^2 + 5857491^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1004784526759 + ... + 1004784526858.

Almost surely, 2^{100478452680850} is an apocalyptic number.

100478452680850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100478452680850 is a deficient number, since it is larger than the sum of its proper divisors (86411469305624).

100478452680850 is a wasteful number, since it uses less digits than its factorization.

100478452680850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2009569053629 (or 2009569053624 counting only the distinct ones).

The product of its (nonzero) digits is 17203200, while the sum is 58.

The spelling of 100478452680850 in words is "one hundred trillion, four hundred seventy-eight billion, four hundred fifty-two million, six hundred eighty thousand, eight hundred fifty".