5405132450 has 24 divisors (see below), whose sum is σ = 10055807652. Its totient is φ = 2161566720.

The previous prime is 5405132449. The next prime is 5405132479. The reversal of 5405132450 is 542315045.

It can be written as a sum of positive squares in 6 ways, for example, as 4033393081 + 1371739369 = 63509^2 + 37037^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 283622 + ... + 302078.

Almost surely, 2^5405132450 is an apocalyptic number.

5405132450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5405132450 is a deficient number, since it is larger than the sum of its proper divisors (4650675202).

5405132450 is a wasteful number, since it uses less digits than its factorization.

5405132450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24326 (or 24321 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 5405132450 is about 73519.6058884975. The cubic root of 5405132450 is about 1754.9662956220.

Adding to 5405132450 its reverse (542315045), we get a palindrome (5947447495).

The spelling of 5405132450 in words is "five billion, four hundred five million, one hundred thirty-two thousand, four hundred fifty".