4315621212552 has 32 divisors (see below), whose sum is σ = 11618980188480. Its totient is φ = 1327883449920.

The previous prime is 4315621212547. The next prime is 4315621212671. The reversal of 4315621212552 is 2552121265134.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 4315621212552.

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, 6916059324 + ... + 6916059947.

It is an arithmetic number, because the mean of its divisors is an integer number (363093130890).

Almost surely, 2^{4315621212552} is an apocalyptic number.

It is an amenable number.

4315621212552 is an abundant number, since it is smaller than the sum of its proper divisors (7303358975928).

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

4315621212552 is a wasteful number, since it uses less digits than its factorization.

4315621212552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13832119293 (or 13832119289 counting only the distinct ones).

The product of its digits is 144000, while the sum is 39.

Adding to 4315621212552 its reverse (2552121265134), we get a palindrome (6867742477686).

The spelling of 4315621212552 in words is "four trillion, three hundred fifteen billion, six hundred twenty-one million, two hundred twelve thousand, five hundred fifty-two".