530623542555 has 48 divisors (see below), whose sum is σ = 949771611360. Its totient is φ = 273881793024.

The previous prime is 530623542551. The next prime is 530623542557. The reversal of 530623542555 is 555245326035.

It is a happy number.

530623542555 is a `hidden beast` number, since 5 + 3 + 0 + 62 + 35 + 4 + 2 + 555 = 666.

It is not a de Polignac number, because 530623542555 - 2² = 530623542551 is a prime.

It is a super-2 number, since 2×530623542555² (a number of 24 digits) contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 530623542555.

It is not an unprimeable number, because it can be changed into a prime (530623542551) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1046994 + ... + 1468823.

It is an arithmetic number, because the mean of its divisors is an integer number (19786908570).

Almost surely, 2^530623542555 is an apocalyptic number.

530623542555 is a deficient number, since it is larger than the sum of its proper divisors (419148068805).

530623542555 is a wasteful number, since it uses less digits than its factorization.

530623542555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2515980 (or 2515977 counting only the distinct ones).

The product of its (nonzero) digits is 2700000, while the sum is 45.

The spelling of 530623542555 in words is "five hundred thirty billion, six hundred twenty-three million, five hundred forty-two thousand, five hundred fifty-five".