611703723389616 has 960 divisors, whose sum is σ = 2050544700072960. Its totient is φ = 167784680448000.

The previous prime is 611703723389587. The next prime is 611703723389657. The reversal of 611703723389616 is 616983327307116.

611703723389616 is a `hidden beast` number, since 6 + 1 + 1 + 7 + 0 + 3 + 7 + 2 + 3 + 3 + 8 + 9 + 616 = 666.

It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.

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, 366509120430 + ... + 366509122098.

It is an arithmetic number, because the mean of its divisors is an integer number (2135984062576).

Almost surely, 2^{611703723389616} is an apocalyptic number.

611703723389616 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 611703723389616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1025272350036480).

611703723389616 is an abundant number, since it is smaller than the sum of its proper divisors (1438840976683344).

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

611703723389616 is a wasteful number, since it uses less digits than its factorization.

611703723389616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2826 (or 2817 counting only the distinct ones).

The product of its (nonzero) digits is 41150592, while the sum is 63.

The spelling of 611703723389616 in words is "six hundred eleven trillion, seven hundred three billion, seven hundred twenty-three million, three hundred eighty-nine thousand, six hundred sixteen".