5401637452 has 12 divisors (see below), whose sum is σ = 9950384920. Its totient is φ = 2558670336.

The previous prime is 5401637441. The next prime is 5401637453. The reversal of 5401637452 is 2547361045.

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 3 ways as a sum of consecutive naturals, for example, 35537013 + ... + 35537164.

Almost surely, 2^5401637452 is an apocalyptic number.

It is an amenable number.

5401637452 is a deficient number, since it is larger than the sum of its proper divisors (4548747468).

5401637452 is a wasteful number, since it uses less digits than its factorization.

5401637452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71074200 (or 71074198 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 37.

The square root of 5401637452 is about 73495.8328886747. The cubic root of 5401637452 is about 1754.5879560693.

Adding to 5401637452 its reverse (2547361045), we get a palindrome (7948998497).

The spelling of 5401637452 in words is "five billion, four hundred one million, six hundred thirty-seven thousand, four hundred fifty-two".