5401637450 has 24 divisors (see below), whose sum is σ = 10960414560. Its totient is φ = 1964231600.

The previous prime is 5401637441. The next prime is 5401637453. The reversal of 5401637450 is 547361045.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5401637450.

It is not an unprimeable number, because it can be changed into a prime (5401637453) 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, 4910030 + ... + 4911129.

It is an arithmetic number, because the mean of its divisors is an integer number (456683940).

Almost surely, 2^5401637450 is an apocalyptic number.

5401637450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5401637450 is an abundant number, since it is smaller than the sum of its proper divisors (5558777110).

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

5401637450 is a wasteful number, since it uses less digits than its factorization.

5401637450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9821182 (or 9821177 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 5401637450 is about 73495.8328750685. The cubic root of 5401637450 is about 1754.5879558528.

Adding to 5401637450 its reverse (547361045), we get a palindrome (5948998495).

The spelling of 5401637450 in words is "five billion, four hundred one million, six hundred thirty-seven thousand, four hundred fifty".