24772042156 has 24 divisors (see below), whose sum is σ = 44013402720. Its totient is φ = 12198181632.

The previous prime is 24772042081. The next prime is 24772042189. The reversal of 24772042156 is 65124027742.

It is a super-2 number, since 2×24772042156² (a number of 22 digits) contains 22 as substring.

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, 103576 + ... + 245503.

It is an arithmetic number, because the mean of its divisors is an integer number (1833891780).

Almost surely, 2^24772042156 is an apocalyptic number.

It is an amenable number.

24772042156 is a deficient number, since it is larger than the sum of its proper divisors (19241360564).

24772042156 is a wasteful number, since it uses less digits than its factorization.

24772042156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349353 (or 349351 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 40.

Adding to 24772042156 its reverse (65124027742), we get a palindrome (89896069898).

The spelling of 24772042156 in words is "twenty-four billion, seven hundred seventy-two million, forty-two thousand, one hundred fifty-six".