23115424014515 has 24 divisors (see below), whose sum is σ = 32274038250432. Its totient is φ = 15847239408000.

The previous prime is 23115424014479. The next prime is 23115424014587. The reversal of 23115424014515 is 51541042451132.

It is not a de Polignac number, because 23115424014515 - 2¹⁶ = 23115423948979 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8765354 + ... + 11093343.

It is an arithmetic number, because the mean of its divisors is an integer number (1344751593768).

Almost surely, 2^{23115424014515} is an apocalyptic number.

23115424014515 is a deficient number, since it is larger than the sum of its proper divisors (9158614235917).

23115424014515 is a wasteful number, since it uses less digits than its factorization.

23115424014515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19863467 (or 19863460 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 38.

Adding to 23115424014515 its reverse (51541042451132), we get a palindrome (74656466465647).

The spelling of 23115424014515 in words is "twenty-three trillion, one hundred fifteen billion, four hundred twenty-four million, fourteen thousand, five hundred fifteen".