1996011077 has 8 divisors (see below), whose sum is σ = 2070579840. Its totient is φ = 1922675040.

The previous prime is 1996011067. The next prime is 1996011079. The reversal of 1996011077 is 7701106991.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1996011077 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1996011079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 304883 + ... + 311360.

It is an arithmetic number, because the mean of its divisors is an integer number (258822480).

Almost surely, 2^1996011077 is an apocalyptic number.

It is an amenable number.

1996011077 is a deficient number, since it is larger than the sum of its proper divisors (74568763).

1996011077 is an equidigital number, since it uses as much as digits as its factorization.

1996011077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616363.

The product of its (nonzero) digits is 23814, while the sum is 41.

The square root of 1996011077 is about 44676.7397758610. The cubic root of 1996011077 is about 1259.0828710668.

The spelling of 1996011077 in words is "one billion, nine hundred ninety-six million, eleven thousand, seventy-seven".