9955727400 has 48 divisors (see below), whose sum is σ = 30862756800. Its totient is φ = 2654860480.

The previous prime is 9955727377. The next prime is 9955727401. The reversal of 9955727400 is 47275599.

It is a super-2 number, since 2×9955727400² (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 9955727400.

It is not an unprimeable number, because it can be changed into a prime (9955727401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8295840 + ... + 8297039.

It is an arithmetic number, because the mean of its divisors is an integer number (642974100).

Almost surely, 2^9955727400 is an apocalyptic number.

It is an amenable number.

9955727400 is an abundant number, since it is smaller than the sum of its proper divisors (20907029400).

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

9955727400 is a wasteful number, since it uses less digits than its factorization.

9955727400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16592898 (or 16592889 counting only the distinct ones).

The product of its (nonzero) digits is 793800, while the sum is 48.

The square root of 9955727400 is about 99778.3914482490. The cubic root of 9955727400 is about 2151.2505722509.

The spelling of 9955727400 in words is "nine billion, nine hundred fifty-five million, seven hundred twenty-seven thousand, four hundred".