2071219219726 has 4 divisors (see below), whose sum is σ = 3106828829592. Its totient is φ = 1035609609862.

The previous prime is 2071219219711. The next prime is 2071219219837. The reversal of 2071219219726 is 6279129121702.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2071219219726.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 517804804930 + ... + 517804804933.

It is an arithmetic number, because the mean of its divisors is an integer number (776707207398).

Almost surely, 2^{2071219219726} is an apocalyptic number.

2071219219726 is a deficient number, since it is larger than the sum of its proper divisors (1035609609866).

2071219219726 is a wasteful number, since it uses less digits than its factorization.

2071219219726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1035609609865.

The product of its (nonzero) digits is 381024, while the sum is 49.

The spelling of 2071219219726 in words is "two trillion, seventy-one billion, two hundred nineteen million, two hundred nineteen thousand, seven hundred twenty-six".