10449977252 has 48 divisors (see below), whose sum is σ = 21497966784. Its totient is φ = 4381872000.

The previous prime is 10449977249. The next prime is 10449977287. The reversal of 10449977252 is 25277994401.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 10449977252.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1099802 + ... + 1109262.

It is an arithmetic number, because the mean of its divisors is an integer number (447874308).

Almost surely, 2^10449977252 is an apocalyptic number.

It is an amenable number.

10449977252 is an abundant number, since it is smaller than the sum of its proper divisors (11047989532).

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

10449977252 is a wasteful number, since it uses less digits than its factorization.

10449977252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11420 (or 11418 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 50.

The spelling of 10449977252 in words is "ten billion, four hundred forty-nine million, nine hundred seventy-seven thousand, two hundred fifty-two".