100026775250 has 16 divisors (see below), whose sum is σ = 187250123736. Its totient is φ = 40010710000.

The previous prime is 100026775237. The next prime is 100026775333. The reversal of 100026775250 is 52577620001.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 23458904569 + 76567870681 = 153163^2 + 276709^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 100026775250.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200053301 + ... + 200053800.

Almost surely, 2^100026775250 is an apocalyptic number.

100026775250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100026775250 is a deficient number, since it is larger than the sum of its proper divisors (87223348486).

100026775250 is an equidigital number, since it uses as much as digits as its factorization.

100026775250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400107118 (or 400107108 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 35.

The spelling of 100026775250 in words is "one hundred billion, twenty-six million, seven hundred seventy-five thousand, two hundred fifty".