5155432434 has 20 divisors (see below), whose sum is σ = 11551987854. Its totient is φ = 1718477424.

The previous prime is 5155432421. The next prime is 5155432439. The reversal of 5155432434 is 4342345515.

5155432434 is a `hidden beast` number, since 51 + 554 + 3 + 24 + 34 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3491037225 + 1664395209 = 59085^2 + 40797^2 .

It is not an unprimeable number, because it can be changed into a prime (5155432439) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 15911667 + ... + 15911990.

Almost surely, 2^5155432434 is an apocalyptic number.

5155432434 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

5155432434 is an abundant number, since it is smaller than the sum of its proper divisors (6396555420).

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

5155432434 is a wasteful number, since it uses less digits than its factorization.

5155432434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31823671 (or 31823662 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

The square root of 5155432434 is about 71801.3400571326. The cubic root of 5155432434 is about 1727.5144939560.

Adding to 5155432434 its reverse (4342345515), we get a palindrome (9497777949).

The spelling of 5155432434 in words is "five billion, one hundred fifty-five million, four hundred thirty-two thousand, four hundred thirty-four".