109557626547 has 8 divisors (see below), whose sum is σ = 146084210944. Its totient is φ = 73034729928.

The previous prime is 109557626543. The next prime is 109557626567. The reversal of 109557626547 is 745626755901.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 109557626547 - 2² = 109557626543 is a prime.

It is a super-2 number, since 2×109557626547² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109557626543) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 851863 + ... + 972000.

It is an arithmetic number, because the mean of its divisors is an integer number (18260526368).

Almost surely, 2^109557626547 is an apocalyptic number.

109557626547 is a deficient number, since it is larger than the sum of its proper divisors (36526584397).

109557626547 is a wasteful number, since it uses less digits than its factorization.

109557626547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1843889.

The product of its (nonzero) digits is 15876000, while the sum is 57.

The spelling of 109557626547 in words is "one hundred nine billion, five hundred fifty-seven million, six hundred twenty-six thousand, five hundred forty-seven".