245567315530 has 8 divisors (see below), whose sum is σ = 442021167972. Its totient is φ = 98226926208.

The previous prime is 245567315491. The next prime is 245567315533. The reversal of 245567315530 is 35513765542.

It can be written as a sum of positive squares in 2 ways, for example, as 241217517321 + 4349798209 = 491139^2 + 65953^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×245567315530² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (245567315533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12278365767 + ... + 12278365786.

Almost surely, 2^245567315530 is an apocalyptic number.

245567315530 is a deficient number, since it is larger than the sum of its proper divisors (196453852442).

245567315530 is a wasteful number, since it uses less digits than its factorization.

245567315530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24556731560.

The product of its (nonzero) digits is 1890000, while the sum is 46.

The spelling of 245567315530 in words is "two hundred forty-five billion, five hundred sixty-seven million, three hundred fifteen thousand, five hundred thirty".