5430786840 has 96 divisors (see below), whose sum is σ = 17913570480. Its totient is φ = 1426588416.

The previous prime is 5430786797. The next prime is 5430786857. The reversal of 5430786840 is 486870345.

5430786840 is a `hidden beast` number, since 543 + 0 + 7 + 8 + 68 + 40 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 88459 + ... + 136698.

Almost surely, 2^5430786840 is an apocalyptic number.

It is an amenable number.

5430786840 is an abundant number, since it is smaller than the sum of its proper divisors (12482783640).

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

5430786840 is a wasteful number, since it uses less digits than its factorization.

5430786840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225241 (or 225234 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The square root of 5430786840 is about 73693.8724725469. The cubic root of 5430786840 is about 1757.7384476561.

The spelling of 5430786840 in words is "five billion, four hundred thirty million, seven hundred eighty-six thousand, eight hundred forty".