611116972 has 12 divisors (see below), whose sum is σ = 1095539256. Its totient is φ = 298105760.

The previous prime is 611116949. The next prime is 611116991. The reversal of 611116972 is 279611116.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1862998 + ... + 1863325.

It is an arithmetic number, because the mean of its divisors is an integer number (91294938).

Almost surely, 2^611116972 is an apocalyptic number.

It is an amenable number.

611116972 is a deficient number, since it is larger than the sum of its proper divisors (484422284).

611116972 is a wasteful number, since it uses less digits than its factorization.

611116972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3726368 (or 3726366 counting only the distinct ones).

The product of its digits is 4536, while the sum is 34.

The square root of 611116972 is about 24720.7801656825. The cubic root of 611116972 is about 848.6099411366.

The spelling of 611116972 in words is "six hundred eleven million, one hundred sixteen thousand, nine hundred seventy-two".