24696490140 has 240 divisors, whose sum is σ = 90602383872. Its totient is φ = 5513526144.

The previous prime is 24696490123. The next prime is 24696490171. The reversal of 24696490140 is 4109469642.

24696490140 is a `hidden beast` number, since 2 + 469 + 6 + 49 + 0 + 140 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 462297 + ... + 512943.

Almost surely, 2^24696490140 is an apocalyptic number.

24696490140 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 24696490140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45301191936).

24696490140 is an abundant number, since it is smaller than the sum of its proper divisors (65905893732).

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

24696490140 is a wasteful number, since it uses less digits than its factorization.

24696490140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50718 (or 50707 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The spelling of 24696490140 in words is "twenty-four billion, six hundred ninety-six million, four hundred ninety thousand, one hundred forty".