245335513533 has 16 divisors (see below), whose sum is σ = 365555356992. Its totient is φ = 145061648000.

The previous prime is 245335513529. The next prime is 245335513543. The reversal of 245335513533 is 335315533542.

It is a cyclic number.

It is not a de Polignac number, because 245335513533 - 2² = 245335513529 is a prime.

It is a super-2 number, since 2×245335513533² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245335513543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90662178 + ... + 90664883.

It is an arithmetic number, because the mean of its divisors is an integer number (22847209812).

Almost surely, 2^245335513533 is an apocalyptic number.

It is an amenable number.

245335513533 is a deficient number, since it is larger than the sum of its proper divisors (120219843459).

245335513533 is a wasteful number, since it uses less digits than its factorization.

245335513533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181327116.

The product of its digits is 1215000, while the sum is 42.

The spelling of 245335513533 in words is "two hundred forty-five billion, three hundred thirty-five million, five hundred thirteen thousand, five hundred thirty-three".