24742225020 has 24 divisors (see below), whose sum is σ = 69278230224. Its totient is φ = 6597926656.

The previous prime is 24742225007. The next prime is 24742225033. The reversal of 24742225020 is 2052224742.

It is an interprime number because it is at equal distance from previous prime (24742225007) and next prime (24742225033).

It is a super-2 number, since 2×24742225020² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent 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, 206185149 + ... + 206185268.

It is an arithmetic number, because the mean of its divisors is an integer number (2886592926).

Almost surely, 2^24742225020 is an apocalyptic number.

24742225020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24742225020 is an abundant number, since it is smaller than the sum of its proper divisors (44536005204).

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

24742225020 is a wasteful number, since it uses less digits than its factorization.

24742225020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412370429 (or 412370427 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 30.

Adding to 24742225020 its reverse (2052224742), we get a palindrome (26794449762).

The spelling of 24742225020 in words is "twenty-four billion, seven hundred forty-two million, two hundred twenty-five thousand, twenty".