5185854400 has 42 divisors (see below), whose sum is σ = 12760446920. Its totient is φ = 2074341120.

The previous prime is 5185854391. The next prime is 5185854407. The reversal of 5185854400 is 44585815.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5185854407) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1618980 + ... + 1622179.

Almost surely, 2^5185854400 is an apocalyptic number.

5185854400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5185854400 is an abundant number, since it is smaller than the sum of its proper divisors (7574592520).

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

5185854400 is a wasteful number, since it uses less digits than its factorization.

5185854400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3241181 (or 3241166 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 40.

The square root of 5185854400 is about 72012.8766263368. The cubic root of 5185854400 is about 1730.9058260943.

The spelling of 5185854400 in words is "five billion, one hundred eighty-five million, eight hundred fifty-four thousand, four hundred".