245054233055431 has 4 divisors (see below), whose sum is σ = 245077086207352. Its totient is φ = 245031379903512.

The previous prime is 245054233055347. The next prime is 245054233055453. The reversal of 245054233055431 is 134550332450542.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-245054233055431 is a prime.

It is a super-2 number, since 2×245054233055431² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245054233055131) 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, 11426559876 + ... + 11426581321.

It is an arithmetic number, because the mean of its divisors is an integer number (61269271551838).

Almost surely, 2^{245054233055431} is an apocalyptic number.

245054233055431 is a deficient number, since it is larger than the sum of its proper divisors (22853151921).

245054233055431 is a wasteful number, since it uses less digits than its factorization.

245054233055431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22853151920.

The product of its (nonzero) digits is 4320000, while the sum is 46.

The spelling of 245054233055431 in words is "two hundred forty-five trillion, fifty-four billion, two hundred thirty-three million, fifty-five thousand, four hundred thirty-one".