611553222355116 has 48 divisors (see below), whose sum is σ = 1442994635174400. Its totient is φ = 201560069834112.

The previous prime is 611553222355111. The next prime is 611553222355177.

611553222355116 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×611553222355116² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (611553222355111) 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, 665228265 + ... + 666146943.

It is an arithmetic number, because the mean of its divisors is an integer number (30062388232800).

Almost surely, 2^{611553222355116} is an apocalyptic number.

It is an amenable number.

611553222355116 is an abundant number, since it is smaller than the sum of its proper divisors (831441412819284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

611553222355116 is a wasteful number, since it uses less digits than its factorization.

611553222355116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1542078 (or 1542076 counting only the distinct ones).

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

The spelling of 611553222355116 in words is "six hundred eleven trillion, five hundred fifty-three billion, two hundred twenty-two million, three hundred fifty-five thousand, one hundred sixteen".