2151354052204 has 12 divisors (see below), whose sum is σ = 4302708104464. Its totient is φ = 922008879504.

The previous prime is 2151354052201. The next prime is 2151354052213. The reversal of 2151354052204 is 4022504531512.

It is a happy number.

2151354052204 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 2151354052204.

It is not an unprimeable number, because it can be changed into a prime (2151354052201) 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, 38417036619 + ... + 38417036674.

Almost surely, 2^{2151354052204} is an apocalyptic number.

It is an amenable number.

2151354052204 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.

2151354052204 is a wasteful number, since it uses less digits than its factorization.

2151354052204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76834073304 (or 76834073302 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 34.

Adding to 2151354052204 its reverse (4022504531512), we get a palindrome (6173858583716).

The spelling of 2151354052204 in words is "two trillion, one hundred fifty-one billion, three hundred fifty-four million, fifty-two thousand, two hundred four".