611452561223 has 48 divisors (see below), whose sum is σ = 761055456000. Its totient is φ = 480847518720.

The previous prime is 611452561211. The next prime is 611452561229. The reversal of 611452561223 is 322165254116.

It is not a de Polignac number, because 611452561223 - 2²⁰ = 611451512647 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611452561229) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 140917988 + ... + 140922326.

It is an arithmetic number, because the mean of its divisors is an integer number (15855322000).

Almost surely, 2^611452561223 is an apocalyptic number.

611452561223 is a deficient number, since it is larger than the sum of its proper divisors (149602894777).

611452561223 is a wasteful number, since it uses less digits than its factorization.

611452561223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6120 (or 6103 counting only the distinct ones).

The product of its digits is 86400, while the sum is 38.

The spelling of 611452561223 in words is "six hundred eleven billion, four hundred fifty-two million, five hundred sixty-one thousand, two hundred twenty-three".