6133721222553 has 4 divisors (see below), whose sum is σ = 8178294963408. Its totient is φ = 4089147481700.

The previous prime is 6133721222539. The next prime is 6133721222569. The reversal of 6133721222553 is 3552221273316.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6133721222553 - 2⁵ = 6133721222521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6133721222593) 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, 1022286870423 + ... + 1022286870428.

It is an arithmetic number, because the mean of its divisors is an integer number (2044573740852).

Almost surely, 2^{6133721222553} is an apocalyptic number.

It is an amenable number.

6133721222553 is a deficient number, since it is larger than the sum of its proper divisors (2044573740855).

6133721222553 is a wasteful number, since it uses less digits than its factorization.

6133721222553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2044573740854.

The product of its digits is 453600, while the sum is 42.

Adding to 6133721222553 its reverse (3552221273316), we get a palindrome (9685942495869).

The spelling of 6133721222553 in words is "six trillion, one hundred thirty-three billion, seven hundred twenty-one million, two hundred twenty-two thousand, five hundred fifty-three".