245122241142 has 16 divisors (see below), whose sum is σ = 491294261952. Its totient is φ = 81532450440.

The previous prime is 245122241131. The next prime is 245122241167. The reversal of 245122241142 is 241142221542.

It is a congruent number.

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, 43737784 + ... + 43743387.

It is an arithmetic number, because the mean of its divisors is an integer number (30705891372).

Almost surely, 2^245122241142 is an apocalyptic number.

245122241142 is an abundant number, since it is smaller than the sum of its proper divisors (246172020810).

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

245122241142 is a wasteful number, since it uses less digits than its factorization.

245122241142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87481643.

The product of its digits is 10240, while the sum is 30.

Adding to 245122241142 its reverse (241142221542), we get a palindrome (486264462684).

The spelling of 245122241142 in words is "two hundred forty-five billion, one hundred twenty-two million, two hundred forty-one thousand, one hundred forty-two".