611253450565131 has 128 divisors (see below), whose sum is σ = 938133408909312. Its totient is φ = 350723842560000.

The previous prime is 611253450565123. The next prime is 611253450565201. The reversal of 611253450565131 is 131565054352116.

611253450565131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 611253450565131 - 2³ = 611253450565123 is a prime.

It is a super-2 number, since 2×611253450565131² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (611253450565531) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 7003559265 + ... + 7003646541.

It is an arithmetic number, because the mean of its divisors is an integer number (7329167257104).

Almost surely, 2^{611253450565131} is an apocalyptic number.

611253450565131 is a deficient number, since it is larger than the sum of its proper divisors (326879958344181).

611253450565131 is a wasteful number, since it uses less digits than its factorization.

611253450565131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88453.

The product of its (nonzero) digits is 1620000, while the sum is 48.

It can be divided in two parts, 6112534 and 50565131, that added together give a palindrome (56677665).

The spelling of 611253450565131 in words is "six hundred eleven trillion, two hundred fifty-three billion, four hundred fifty million, five hundred sixty-five thousand, one hundred thirty-one".