100957780208 has 10 divisors (see below), whose sum is σ = 195605699184. Its totient is φ = 50478890096.

The previous prime is 100957780141. The next prime is 100957780213. The reversal of 100957780208 is 802087759001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3154930616 + ... + 3154930647.

Almost surely, 2^100957780208 is an apocalyptic number.

It is an amenable number.

100957780208 is a deficient number, since it is larger than the sum of its proper divisors (94647918976).

100957780208 is an equidigital number, since it uses as much as digits as its factorization.

100957780208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6309861271 (or 6309861265 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 47.

The spelling of 100957780208 in words is "one hundred billion, nine hundred fifty-seven million, seven hundred eighty thousand, two hundred eight".