4321554712252 has 12 divisors (see below), whose sum is σ = 7653837864456. Its totient is φ = 2134743893840.

The previous prime is 4321554712219. The next prime is 4321554712253. The reversal of 4321554712252 is 2522174551234.

It is a junction number, because it is equal to n+sod(n) for n = 4321554712199 and 4321554712208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4321554712253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6508365199 + ... + 6508365862.

It is an arithmetic number, because the mean of its divisors is an integer number (637819822038).

Almost surely, 2^{4321554712252} is an apocalyptic number.

It is an amenable number.

4321554712252 is a deficient number, since it is larger than the sum of its proper divisors (3332283152204).

4321554712252 is a wasteful number, since it uses less digits than its factorization.

4321554712252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13016731148 (or 13016731146 counting only the distinct ones).

The product of its digits is 672000, while the sum is 43.

The spelling of 4321554712252 in words is "four trillion, three hundred twenty-one billion, five hundred fifty-four million, seven hundred twelve thousand, two hundred fifty-two".