6111678451172 has 24 divisors (see below), whose sum is σ = 12507621018816. Its totient is φ = 2558377025568.

The previous prime is 6111678451147. The next prime is 6111678451247. The reversal of 6111678451172 is 2711548761116.

It is a super-2 number, since 2×6111678451172² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6111678451172.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2538071243 + ... + 2538073650.

It is an arithmetic number, because the mean of its divisors is an integer number (521150875784).

Almost surely, 2^{6111678451172} is an apocalyptic number.

It is an amenable number.

6111678451172 is an abundant number, since it is smaller than the sum of its proper divisors (6395942567644).

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

6111678451172 is a wasteful number, since it uses less digits than its factorization.

6111678451172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5076144947 (or 5076144945 counting only the distinct ones).

The product of its digits is 564480, while the sum is 50.

The spelling of 6111678451172 in words is "six trillion, one hundred eleven billion, six hundred seventy-eight million, four hundred fifty-one thousand, one hundred seventy-two".