245162242040 has 64 divisors (see below), whose sum is σ = 562740838560. Its totient is φ = 96091706880.

The previous prime is 245162242033. The next prime is 245162242109. The reversal of 245162242040 is 40242261542.

245162242040 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 245162241988 and 245162242006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1594970 + ... + 1741910.

Almost surely, 2^245162242040 is an apocalyptic number.

245162242040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 245162242040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (281370419280).

245162242040 is an abundant number, since it is smaller than the sum of its proper divisors (317578596520).

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

245162242040 is a wasteful number, since it uses less digits than its factorization.

245162242040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147792 (or 147788 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 32.

The spelling of 245162242040 in words is "two hundred forty-five billion, one hundred sixty-two million, two hundred forty-two thousand, forty".