12038777552 has 20 divisors (see below), whose sum is σ = 23342750016. Its totient is φ = 6014842080.

The previous prime is 12038777497. The next prime is 12038777557. The reversal of 12038777552 is 25577783021.

It is a super-2 number, since 2×12038777552² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12038777497 and 12038777506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12038777557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 262274 + ... + 304737.

Almost surely, 2^12038777552 is an apocalyptic number.

It is an amenable number.

12038777552 is a deficient number, since it is larger than the sum of its proper divisors (11303972464).

12038777552 is a wasteful number, since it uses less digits than its factorization.

12038777552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568346 (or 568340 counting only the distinct ones).

The product of its (nonzero) digits is 823200, while the sum is 47.

The spelling of 12038777552 in words is "twelve billion, thirty-eight million, seven hundred seventy-seven thousand, five hundred fifty-two".