106491325390 has 16 divisors (see below), whose sum is σ = 191690608608. Its totient is φ = 42595147296.

The previous prime is 106491325363. The next prime is 106491325403. The reversal of 106491325390 is 93523194601.

It is a happy number.

It is a super-2 number, since 2×106491325390² (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 (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186064 + ... + 497596.

It is an arithmetic number, because the mean of its divisors is an integer number (11980663038).

Almost surely, 2^106491325390 is an apocalyptic number.

106491325390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

106491325390 is a deficient number, since it is larger than the sum of its proper divisors (85199283218).

106491325390 is a wasteful number, since it uses less digits than its factorization.

106491325390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345723.

The product of its (nonzero) digits is 174960, while the sum is 43.

The spelling of 106491325390 in words is "one hundred six billion, four hundred ninety-one million, three hundred twenty-five thousand, three hundred ninety".