24740469157 has 8 divisors (see below), whose sum is σ = 25346307672. Its totient is φ = 24134745600.

The previous prime is 24740469137. The next prime is 24740469161. The reversal of 24740469157 is 75196404742.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2624615361 + 22115853796 = 51231^2 + 148714^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-24740469157 is a prime.

It is a super-2 number, since 2×24740469157² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 24740469157.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24740469137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 545683 + ... + 589279.

It is an arithmetic number, because the mean of its divisors is an integer number (3168288459).

Almost surely, 2^24740469157 is an apocalyptic number.

It is an amenable number.

24740469157 is a deficient number, since it is larger than the sum of its proper divisors (605838515).

24740469157 is a wasteful number, since it uses less digits than its factorization.

24740469157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57479.

The product of its (nonzero) digits is 1693440, while the sum is 49.

The spelling of 24740469157 in words is "twenty-four billion, seven hundred forty million, four hundred sixty-nine thousand, one hundred fifty-seven".