105120801776 has 10 divisors (see below), whose sum is σ = 203671553472. Its totient is φ = 52560400880.

The previous prime is 105120801727. The next prime is 105120801857. The reversal of 105120801776 is 677108021501.

It is a happy number.

It is a super-2 number, since 2×105120801776² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3285025040 + ... + 3285025071.

Almost surely, 2^105120801776 is an apocalyptic number.

105120801776 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

105120801776 is a deficient number, since it is larger than the sum of its proper divisors (98550751696).

105120801776 is an equidigital number, since it uses as much as digits as its factorization.

105120801776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6570050119 (or 6570050113 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 38.

The spelling of 105120801776 in words is "one hundred five billion, one hundred twenty million, eight hundred one thousand, seven hundred seventy-six".