23151535510 has 32 divisors (see below), whose sum is σ = 44141630400. Its totient is φ = 8712410112.

The previous prime is 23151535489. The next prime is 23151535541. The reversal of 23151535510 is 1553515132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 424266 + ... + 475714.

It is an arithmetic number, because the mean of its divisors is an integer number (1379425950).

Almost surely, 2^23151535510 is an apocalyptic number.

23151535510 is a deficient number, since it is larger than the sum of its proper divisors (20990094890).

23151535510 is a wasteful number, since it uses less digits than its factorization.

23151535510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54120.

The product of its (nonzero) digits is 11250, while the sum is 31.

The spelling of 23151535510 in words is "twenty-three billion, one hundred fifty-one million, five hundred thirty-five thousand, five hundred ten".