535558861253 has 16 divisors (see below), whose sum is σ = 610620622080. Its totient is φ = 465635749824.

The previous prime is 535558861247. The next prime is 535558861273. The reversal of 535558861253 is 352168855535.

It is a cyclic number.

It is not a de Polignac number, because 535558861253 - 2²² = 535554666949 is a prime.

It is a super-2 number, since 2×535558861253² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (535558861223) 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, 6223901 + ... + 6309362.

It is an arithmetic number, because the mean of its divisors is an integer number (38163788880).

Almost surely, 2^535558861253 is an apocalyptic number.

It is an amenable number.

535558861253 is a deficient number, since it is larger than the sum of its proper divisors (75061760827).

535558861253 is a wasteful number, since it uses less digits than its factorization.

535558861253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12533468.

The product of its digits is 21600000, while the sum is 56.

The spelling of 535558861253 in words is "five hundred thirty-five billion, five hundred fifty-eight million, eight hundred sixty-one thousand, two hundred fifty-three".