245111113340 has 24 divisors (see below), whose sum is σ = 514948538160. Its totient is φ = 98003454848.

The previous prime is 245111113333. The next prime is 245111113349. The reversal of 245111113340 is 43311111542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245111113349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2512850 + ... + 2608569.

It is an arithmetic number, because the mean of its divisors is an integer number (21456189090).

Almost surely, 2^245111113340 is an apocalyptic number.

245111113340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

245111113340 is an abundant number, since it is smaller than the sum of its proper divisors (269837424820).

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

245111113340 is a wasteful number, since it uses less digits than its factorization.

245111113340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5123821 (or 5123819 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 26.

Adding to 245111113340 its reverse (43311111542), we get a palindrome (288422224882).

The spelling of 245111113340 in words is "two hundred forty-five billion, one hundred eleven million, one hundred thirteen thousand, three hundred forty".