611982063 has 72 divisors (see below), whose sum is σ = 1136879744. Its totient is φ = 310353120.

The previous prime is 611982047. The next prime is 611982101. The reversal of 611982063 is 360289116.

It is not a de Polignac number, because 611982063 - 2⁴ = 611982047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611982013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 326856 + ... + 328722.

Almost surely, 2^611982063 is an apocalyptic number.

611982063 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

611982063 is a deficient number, since it is larger than the sum of its proper divisors (524897681).

611982063 is a wasteful number, since it uses less digits than its factorization.

611982063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1945 (or 1931 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 611982063 is about 24738.2712209241. The cubic root of 611982063 is about 849.0101802190.

The spelling of 611982063 in words is "six hundred eleven million, nine hundred eighty-two thousand, sixty-three".