9953861452 has 12 divisors (see below), whose sum is σ = 17424882160. Its totient is φ = 4975323696.

The previous prime is 9953861443. The next prime is 9953861453. The reversal of 9953861452 is 2541683599.

It is a super-2 number, since 2×9953861452² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 9953861452.

It is not an unprimeable number, because it can be changed into a prime (9953861453) 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, 387768 + ... + 412639.

Almost surely, 2^9953861452 is an apocalyptic number.

It is an amenable number.

9953861452 is a deficient number, since it is larger than the sum of its proper divisors (7471020708).

9953861452 is a wasteful number, since it uses less digits than its factorization.

9953861452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 803520 (or 803518 counting only the distinct ones).

The product of its digits is 2332800, while the sum is 52.

The square root of 9953861452 is about 99769.0405486592. The cubic root of 9953861452 is about 2151.1161647771.

The spelling of 9953861452 in words is "nine billion, nine hundred fifty-three million, eight hundred sixty-one thousand, four hundred fifty-two".