2117994695496 has 48 divisors (see below), whose sum is σ = 5736535234560. Its totient is φ = 705961357920.

The previous prime is 2117994695477. The next prime is 2117994695497. The reversal of 2117994695496 is 6945964997112.

2117994695496 is a `hidden beast` number, since 2 + 1 + 1 + 7 + 9 + 9 + 46 + 95 + 496 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is not an unprimeable number, because it can be changed into a prime (2117994695497) 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, 637641 + ... + 2154663.

It is an arithmetic number, because the mean of its divisors is an integer number (119511150720).

Almost surely, 2^{2117994695496} is an apocalyptic number.

It is an amenable number.

2117994695496 is an abundant number, since it is smaller than the sum of its proper divisors (3618540539064).

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

2117994695496 is a wasteful number, since it uses less digits than its factorization.

2117994695496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1536426 (or 1536419 counting only the distinct ones).

The product of its digits is 264539520, while the sum is 72.

The spelling of 2117994695496 in words is "two trillion, one hundred seventeen billion, nine hundred ninety-four million, six hundred ninety-five thousand, four hundred ninety-six".