2254513752321 has 4 divisors (see below), whose sum is σ = 3006018336432. Its totient is φ = 1503009168212.

The previous prime is 2254513752313. The next prime is 2254513752349. The reversal of 2254513752321 is 1232573154522.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2254513752321 - 2³ = 2254513752313 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2254513753321) 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, 375752292051 + ... + 375752292056.

It is an arithmetic number, because the mean of its divisors is an integer number (751504584108).

Almost surely, 2^{2254513752321} is an apocalyptic number.

It is an amenable number.

2254513752321 is a deficient number, since it is larger than the sum of its proper divisors (751504584111).

2254513752321 is an equidigital number, since it uses as much as digits as its factorization.

2254513752321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 751504584110.

The product of its digits is 504000, while the sum is 42.

The spelling of 2254513752321 in words is "two trillion, two hundred fifty-four billion, five hundred thirteen million, seven hundred fifty-two thousand, three hundred twenty-one".