23098717545 has 16 divisors (see below), whose sum is σ = 37133109312. Its totient is φ = 12260928960.

The previous prime is 23098717519. The next prime is 23098717549. The reversal of 23098717545 is 54571789032.

It is not a de Polignac number, because 23098717545 - 2⁷ = 23098717417 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23098717549) 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 15 ways as a sum of consecutive naturals, for example, 3645922 + ... + 3652251.

It is an arithmetic number, because the mean of its divisors is an integer number (2320819332).

Almost surely, 2^23098717545 is an apocalyptic number.

It is an amenable number.

23098717545 is a deficient number, since it is larger than the sum of its proper divisors (14034391767).

23098717545 is a wasteful number, since it uses less digits than its factorization.

23098717545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7298392.

The product of its (nonzero) digits is 2116800, while the sum is 51.

The spelling of 23098717545 in words is "twenty-three billion, ninety-eight million, seven hundred seventeen thousand, five hundred forty-five".