5420861209530 has 128 divisors (see below), whose sum is σ = 16069782435840. Its totient is φ = 1291321751040.

The previous prime is 5420861209507. The next prime is 5420861209559. The reversal of 5420861209530 is 359021680245.

5420861209530 is a `hidden beast` number, since 5 + 4 + 20 + 8 + 612 + 0 + 9 + 5 + 3 + 0 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 24800947 + ... + 25018566.

It is an arithmetic number, because the mean of its divisors is an integer number (125545175280).

Almost surely, 2^{5420861209530} is an apocalyptic number.

5420861209530 is an abundant number, since it is smaller than the sum of its proper divisors (10648921226310).

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

5420861209530 is a wasteful number, since it uses less digits than its factorization.

5420861209530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49819573 (or 49819567 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

Adding to 5420861209530 its reverse (359021680245), we get a palindrome (5779882889775).

The spelling of 5420861209530 in words is "five trillion, four hundred twenty billion, eight hundred sixty-one million, two hundred nine thousand, five hundred thirty".