23515345010 has 16 divisors (see below), whose sum is σ = 42330703896. Its totient is φ = 9405452928.

The previous prime is 23515345001. The next prime is 23515345069. The reversal of 23515345010 is 1054351532.

It can be written as a sum of positive squares in 4 ways, for example, as 20556964129 + 2958380881 = 143377^2 + 54391^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72422 + ... + 228638.

Almost surely, 2^23515345010 is an apocalyptic number.

23515345010 is a deficient number, since it is larger than the sum of its proper divisors (18815358886).

23515345010 is a wasteful number, since it uses less digits than its factorization.

23515345010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171277.

The product of its (nonzero) digits is 9000, while the sum is 29.

Adding to 23515345010 its reverse (1054351532), we get a palindrome (24569696542).

The spelling of 23515345010 in words is "twenty-three billion, five hundred fifteen million, three hundred forty-five thousand, ten".