24797849912 has 32 divisors (see below), whose sum is σ = 51902484480. Its totient is φ = 11009614560.

The previous prime is 24797849911. The next prime is 24797849941. The reversal of 24797849912 is 21994879742.

It is a happy number.

It is a super-2 number, since 2×24797849912² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24797849911) 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, 3272888 + ... + 3280455.

It is an arithmetic number, because the mean of its divisors is an integer number (1621952640).

Almost surely, 2^24797849912 is an apocalyptic number.

24797849912 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

24797849912 is an abundant number, since it is smaller than the sum of its proper divisors (27104634568).

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

24797849912 is a wasteful number, since it uses less digits than its factorization.

24797849912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6553403 (or 6553399 counting only the distinct ones).

The product of its digits is 18289152, while the sum is 62.

The spelling of 24797849912 in words is "twenty-four billion, seven hundred ninety-seven million, eight hundred forty-nine thousand, nine hundred twelve".