23151651011562 has 8 divisors (see below), whose sum is σ = 46303302023136. Its totient is φ = 7717217003852.

The previous prime is 23151651011549. The next prime is 23151651011609. The reversal of 23151651011562 is 26511015615132.

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

23151651011562 is an admirable number.

It is a super-2 number, since 2×23151651011562² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23151651011562.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1929304250958 + ... + 1929304250969.

It is an arithmetic number, because the mean of its divisors is an integer number (5787912752892).

Almost surely, 2^{23151651011562} is an apocalyptic number.

23151651011562 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23151651011562 is a wasteful number, since it uses less digits than its factorization.

23151651011562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3858608501932.

The product of its (nonzero) digits is 54000, while the sum is 39.

Adding to 23151651011562 its reverse (26511015615132), we get a palindrome (49662666626694).

The spelling of 23151651011562 in words is "twenty-three trillion, one hundred fifty-one billion, six hundred fifty-one million, eleven thousand, five hundred sixty-two".