105278762450 has 24 divisors (see below), whose sum is σ = 195828952752. Its totient is φ = 42109256720.

The previous prime is 105278762447. The next prime is 105278762467. The reversal of 105278762450 is 54267872501.

It is a super-2 number, since 2×105278762450² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105278762395 and 105278762404.

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 in 11 ways as a sum of consecutive naturals, for example, 1143017 + ... + 1231683.

It is an arithmetic number, because the mean of its divisors is an integer number (8159539698).

Almost surely, 2^105278762450 is an apocalyptic number.

105278762450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105278762450 is a deficient number, since it is larger than the sum of its proper divisors (90550190302).

105278762450 is a wasteful number, since it uses less digits than its factorization.

105278762450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112426 (or 112421 counting only the distinct ones).

The product of its (nonzero) digits is 940800, while the sum is 47.

The spelling of 105278762450 in words is "one hundred five billion, two hundred seventy-eight million, seven hundred sixty-two thousand, four hundred fifty".