240161612620 has 24 divisors (see below), whose sum is σ = 504485168544. Its totient is φ = 96036877056.

The previous prime is 240161612609. The next prime is 240161612633. The reversal of 240161612620 is 26216161042.

It is a happy 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, 1664509 + ... + 1803028.

It is an arithmetic number, because the mean of its divisors is an integer number (21020215356).

Almost surely, 2^240161612620 is an apocalyptic number.

240161612620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

240161612620 is an abundant number, since it is smaller than the sum of its proper divisors (264323555924).

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

240161612620 is a wasteful number, since it uses less digits than its factorization.

240161612620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3471009 (or 3471007 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

Adding to 240161612620 its reverse (26216161042), we get a palindrome (266377773662).

The spelling of 240161612620 in words is "two hundred forty billion, one hundred sixty-one million, six hundred twelve thousand, six hundred twenty".