2251513244355 has 8 divisors (see below), whose sum is σ = 3602421190992. Its totient is φ = 1200807063648.

The previous prime is 2251513244329. The next prime is 2251513244377. The reversal of 2251513244355 is 5534423151522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2251513244355 - 2¹³ = 2251513236163 is a prime.

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, 75050441464 + ... + 75050441493.

It is an arithmetic number, because the mean of its divisors is an integer number (450302648874).

Almost surely, 2^{2251513244355} is an apocalyptic number.

2251513244355 is a deficient number, since it is larger than the sum of its proper divisors (1350907946637).

2251513244355 is a wasteful number, since it uses less digits than its factorization.

2251513244355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150100882965.

The product of its digits is 720000, while the sum is 42.

Adding to 2251513244355 its reverse (5534423151522), we get a palindrome (7785936395877).

The spelling of 2251513244355 in words is "two trillion, two hundred fifty-one billion, five hundred thirteen million, two hundred forty-four thousand, three hundred fifty-five".