611671761246 has 384 divisors, whose sum is σ = 1679832483840. Its totient is φ = 144609214464.

The previous prime is 611671761199. The next prime is 611671761277. The reversal of 611671761246 is 642167176116.

It is a junction number, because it is equal to n+sod(n) for n = 611671761195 and 611671761204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 1201712440 + ... + 1201712948.

It is an arithmetic number, because the mean of its divisors is an integer number (4374563760).

Almost surely, 2^611671761246 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 611671761246, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (839916241920).

611671761246 is an abundant number, since it is smaller than the sum of its proper divisors (1068160722594).

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

611671761246 is a wasteful number, since it uses less digits than its factorization.

611671761246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020 (or 1007 counting only the distinct ones).

The product of its digits is 508032, while the sum is 48.

The spelling of 611671761246 in words is "six hundred eleven billion, six hundred seventy-one million, seven hundred sixty-one thousand, two hundred forty-six".