5430656520 has 96 divisors (see below), whose sum is σ = 17898304320. Its totient is φ = 1427771520.

The previous prime is 5430656507. The next prime is 5430656521. The reversal of 5430656520 is 256560345.

It is a happy number.

5430656520 is a `hidden beast` number, since 54 + 30 + 6 + 56 + 520 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (5430656521) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 80674 + ... + 131793.

It is an arithmetic number, because the mean of its divisors is an integer number (186440670).

Almost surely, 2^5430656520 is an apocalyptic number.

It is an amenable number.

5430656520 is an abundant number, since it is smaller than the sum of its proper divisors (12467647800).

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

5430656520 is a wasteful number, since it uses less digits than its factorization.

5430656520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212555 (or 212548 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The square root of 5430656520 is about 73692.9882688984. The cubic root of 5430656520 is about 1757.7243876734.

The spelling of 5430656520 in words is "five billion, four hundred thirty million, six hundred fifty-six thousand, five hundred twenty".