100294471890 has 64 divisors (see below), whose sum is σ = 267555398400. Its totient is φ = 26734845312.

The previous prime is 100294471867. The next prime is 100294471913. The reversal of 100294471890 is 98174492001.

It is a happy number.

100294471890 is a `hidden beast` number, since 1 + 0 + 0 + 2 + 94 + 471 + 8 + 90 = 666.

It is an interprime number because it is at equal distance from previous prime (100294471867) and next prime (100294471913).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 640371 + ... + 781449.

It is an arithmetic number, because the mean of its divisors is an integer number (4180553100).

Almost surely, 2^100294471890 is an apocalyptic number.

100294471890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100294471890 is an abundant number, since it is smaller than the sum of its proper divisors (167260926510).

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

100294471890 is a wasteful number, since it uses less digits than its factorization.

100294471890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143728 (or 143722 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 45.

The spelling of 100294471890 in words is "one hundred billion, two hundred ninety-four million, four hundred seventy-one thousand, eight hundred ninety".