611042017856 has 28 divisors (see below), whose sum is σ = 1214534170368. Its totient is φ = 305017660032.

The previous prime is 611042017841. The next prime is 611042017871. The reversal of 611042017856 is 658710240116.

It is an interprime number because it is at equal distance from previous prime (611042017841) and next prime (611042017871).

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, 7825676 + ... + 7903371.

Almost surely, 2^611042017856 is an apocalyptic number.

It is an amenable number.

611042017856 is a deficient number, since it is larger than the sum of its proper divisors (603492152512).

611042017856 is a wasteful number, since it uses less digits than its factorization.

611042017856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15729666 (or 15729656 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 41.

The spelling of 611042017856 in words is "six hundred eleven billion, forty-two million, seventeen thousand, eight hundred fifty-six".