5405140244 has 24 divisors (see below), whose sum is σ = 10866303168. Its totient is φ = 2304483840.

The previous prime is 5405140229. The next prime is 5405140267. The reversal of 5405140244 is 4420415045.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 494702 + ... + 505509.

It is an arithmetic number, because the mean of its divisors is an integer number (452762632).

Almost surely, 2^5405140244 is an apocalyptic number.

It is an amenable number.

5405140244 is an abundant number, since it is smaller than the sum of its proper divisors (5461162924).

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

5405140244 is a wasteful number, since it uses less digits than its factorization.

5405140244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000415 (or 1000413 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 29.

The square root of 5405140244 is about 73519.6588947473. The cubic root of 5405140244 is about 1754.9671391536.

Adding to 5405140244 its reverse (4420415045), we get a palindrome (9825555289).

The spelling of 5405140244 in words is "five billion, four hundred five million, one hundred forty thousand, two hundred forty-four".