5434312440 has 64 divisors (see below), whose sum is σ = 16307827200. Its totient is φ = 1448715392.

The previous prime is 5434312439. The next prime is 5434312459. The reversal of 5434312440 is 442134345.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 5434312398 and 5434312407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 701629 + ... + 709331.

It is an arithmetic number, because the mean of its divisors is an integer number (254809800).

Almost surely, 2^5434312440 is an apocalyptic number.

It is an amenable number.

5434312440 is an abundant number, since it is smaller than the sum of its proper divisors (10873514760).

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

5434312440 is a wasteful number, since it uses less digits than its factorization.

5434312440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13596 (or 13592 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

The square root of 5434312440 is about 73717.7891692365. The cubic root of 5434312440 is about 1758.1187327673.

Adding to 5434312440 its reverse (442134345), we get a palindrome (5876446785).

The spelling of 5434312440 in words is "five billion, four hundred thirty-four million, three hundred twelve thousand, four hundred forty".