245316266553 has 8 divisors (see below), whose sum is σ = 329441509600. Its totient is φ = 162367600608.

The previous prime is 245316266497. The next prime is 245316266561. The reversal of 245316266553 is 355662613542.

It is a happy number.

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

It is not a de Polignac number, because 245316266553 - 2¹⁷ = 245316135481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (245316266593) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 294143788 + ... + 294144621.

It is an arithmetic number, because the mean of its divisors is an integer number (41180188700).

Almost surely, 2^245316266553 is an apocalyptic number.

It is an amenable number.

245316266553 is a deficient number, since it is larger than the sum of its proper divisors (84125243047).

245316266553 is a wasteful number, since it uses less digits than its factorization.

245316266553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 588288551.

The product of its digits is 3888000, while the sum is 48.

The spelling of 245316266553 in words is "two hundred forty-five billion, three hundred sixteen million, two hundred sixty-six thousand, five hundred fifty-three".