23521240625052 has 12 divisors (see below), whose sum is σ = 54882894791816. Its totient is φ = 7840413541680.

The previous prime is 23521240625023. The next prime is 23521240625089. The reversal of 23521240625052 is 25052604212532.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 23521240625052.

It is a congruent number.

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, 980051692699 + ... + 980051692722.

Almost surely, 2^{23521240625052} is an apocalyptic number.

It is an amenable number.

23521240625052 is an abundant number, since it is smaller than the sum of its proper divisors (31361654166764).

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

23521240625052 is a wasteful number, since it uses less digits than its factorization.

23521240625052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1960103385428 (or 1960103385426 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 39.

Adding to 23521240625052 its reverse (25052604212532), we get a palindrome (48573844837584).

The spelling of 23521240625052 in words is "twenty-three trillion, five hundred twenty-one billion, two hundred forty million, six hundred twenty-five thousand, fifty-two".