5431436828 has 24 divisors (see below), whose sum is σ = 10229126544. Its totient is φ = 2514067200.

The previous prime is 5431436827. The next prime is 5431436833. The reversal of 5431436828 is 8286341345.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5431436827) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 650558 + ... + 658853.

It is an arithmetic number, because the mean of its divisors is an integer number (426213606).

Almost surely, 2^5431436828 is an apocalyptic number.

It is an amenable number.

5431436828 is a deficient number, since it is larger than the sum of its proper divisors (4797689716).

5431436828 is a wasteful number, since it uses less digits than its factorization.

5431436828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1309493 (or 1309491 counting only the distinct ones).

The product of its digits is 552960, while the sum is 44.

The square root of 5431436828 is about 73698.2823951820. The cubic root of 5431436828 is about 1757.8085702954.

The spelling of 5431436828 in words is "five billion, four hundred thirty-one million, four hundred thirty-six thousand, eight hundred twenty-eight".