100399569930 has 128 divisors (see below), whose sum is σ = 299965628160. Its totient is φ = 23681445120.

The previous prime is 100399569899. The next prime is 100399569931. The reversal of 100399569930 is 39965993001.

It is a happy number.

100399569930 is a `hidden beast` number, since 10 + 0 + 39 + 9 + 569 + 9 + 30 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (100399569931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 346929 + ... + 566708.

It is an arithmetic number, because the mean of its divisors is an integer number (2343481470).

Almost surely, 2^100399569930 is an apocalyptic number.

100399569930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100399569930 is an abundant number, since it is smaller than the sum of its proper divisors (199566058230).

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

100399569930 is a wasteful number, since it uses less digits than its factorization.

100399569930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 913701 (or 913695 counting only the distinct ones).

The product of its (nonzero) digits is 1771470, while the sum is 54.

The spelling of 100399569930 in words is "one hundred billion, three hundred ninety-nine million, five hundred sixty-nine thousand, nine hundred thirty".