2196140767 has 12 divisors (see below), whose sum is σ = 2339133696. Its totient is φ = 2061455360.

The previous prime is 2196140761. The next prime is 2196140777. The reversal of 2196140767 is 7670416912.

It is not a de Polignac number, because 2196140767 - 2¹⁵ = 2196107999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2196140761) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 100767 + ... + 120607.

It is an arithmetic number, because the mean of its divisors is an integer number (194927808).

Almost surely, 2^2196140767 is an apocalyptic number.

2196140767 is a deficient number, since it is larger than the sum of its proper divisors (142992929).

2196140767 is a wasteful number, since it uses less digits than its factorization.

2196140767 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20258 (or 20241 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 43.

The square root of 2196140767 is about 46862.9999786612. Note that the first 4 decimals coincide. The cubic root of 2196140767 is about 1299.8305039373.

The spelling of 2196140767 in words is "two billion, one hundred ninety-six million, one hundred forty thousand, seven hundred sixty-seven".