105390743270 has 32 divisors (see below), whose sum is σ = 193821387840. Its totient is φ = 41245609600.

The previous prime is 105390743257. The next prime is 105390743281. The reversal of 105390743270 is 72347093501.

It is a super-2 number, since 2×105390743270² (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 15 ways as a sum of consecutive naturals, for example, 86681 + ... + 467220.

It is an arithmetic number, because the mean of its divisors is an integer number (6056918370).

Almost surely, 2^105390743270 is an apocalyptic number.

105390743270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105390743270 is a deficient number, since it is larger than the sum of its proper divisors (88430644570).

105390743270 is a wasteful number, since it uses less digits than its factorization.

105390743270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554320.

The product of its (nonzero) digits is 158760, while the sum is 41.

The spelling of 105390743270 in words is "one hundred five billion, three hundred ninety million, seven hundred forty-three thousand, two hundred seventy".