105326953690 has 64 divisors (see below), whose sum is σ = 223319980800. Its totient is φ = 35015016960.

The previous prime is 105326953681. The next prime is 105326953729. The reversal of 105326953690 is 96359623501.

It is a super-2 number, since 2×105326953690² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 355236 + ... + 580384.

It is an arithmetic number, because the mean of its divisors is an integer number (3489374700).

Almost surely, 2^105326953690 is an apocalyptic number.

105326953690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105326953690 is an abundant number, since it is smaller than the sum of its proper divisors (117993027110).

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

105326953690 is a wasteful number, since it uses less digits than its factorization.

105326953690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225367.

The product of its (nonzero) digits is 1312200, while the sum is 49.

The spelling of 105326953690 in words is "one hundred five billion, three hundred twenty-six million, nine hundred fifty-three thousand, six hundred ninety".