109345477934 has 96 divisors (see below), whose sum is σ = 211427573760. Its totient is φ = 41931691200.

The previous prime is 109345477933. The next prime is 109345477949. The reversal of 109345477934 is 439774543901.

It is a super-2 number, since 2×109345477934² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 109345477934.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109345477933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 85492307 + ... + 85493585.

It is an arithmetic number, because the mean of its divisors is an integer number (2202370560).

Almost surely, 2^109345477934 is an apocalyptic number.

109345477934 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

109345477934 is a deficient number, since it is larger than the sum of its proper divisors (102082095826).

109345477934 is a wasteful number, since it uses less digits than its factorization.

109345477934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2494 (or 2487 counting only the distinct ones).

The product of its (nonzero) digits is 11430720, while the sum is 56.

The spelling of 109345477934 in words is "one hundred nine billion, three hundred forty-five million, four hundred seventy-seven thousand, nine hundred thirty-four".