530968401988 has 6 divisors (see below), whose sum is σ = 929194703486. Its totient is φ = 265484200992.

The previous prime is 530968401961. The next prime is 530968402001. The reversal of 530968401988 is 889104869035.

It can be written as a sum of positive squares in only one way, i.e., 357594432064 + 173373969924 = 597992^2 + 416382^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66371050245 + ... + 66371050252.

Almost surely, 2^530968401988 is an apocalyptic number.

It is an amenable number.

530968401988 is a deficient number, since it is larger than the sum of its proper divisors (398226301498).

530968401988 is a wasteful number, since it uses less digits than its factorization.

530968401988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132742100501 (or 132742100499 counting only the distinct ones).

The product of its (nonzero) digits is 14929920, while the sum is 61.

The spelling of 530968401988 in words is "five hundred thirty billion, nine hundred sixty-eight million, four hundred one thousand, nine hundred eighty-eight".