2152522621362 has 128 divisors (see below), whose sum is σ = 4599012556800. Its totient is φ = 670476128000.

The previous prime is 2152522621309. The next prime is 2152522621367. The reversal of 2152522621362 is 2631262252512.

It is a self number, because there is not a number n which added to its sum of digits gives 2152522621362.

It is not an unprimeable number, because it can be changed into a prime (2152522621367) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1188581437 + ... + 1188583247.

It is an arithmetic number, because the mean of its divisors is an integer number (35929785600).

Almost surely, 2^{2152522621362} is an apocalyptic number.

2152522621362 is an abundant number, since it is smaller than the sum of its proper divisors (2446489935438).

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

2152522621362 is a wasteful number, since it uses less digits than its factorization.

2152522621362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3432.

The product of its digits is 172800, while the sum is 39.

Adding to 2152522621362 its reverse (2631262252512), we get a palindrome (4783784873874).

The spelling of 2152522621362 in words is "two trillion, one hundred fifty-two billion, five hundred twenty-two million, six hundred twenty-one thousand, three hundred sixty-two".