20822694614 has 4 divisors (see below), whose sum is σ = 31234041924. Its totient is φ = 10411347306.

The previous prime is 20822694611. The next prime is 20822694617. The reversal of 20822694614 is 41649622802.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41649622802 = 2 ⋅20824811401.

It is an interprime number because it is at equal distance from previous prime (20822694611) and next prime (20822694617).

It is a super-2 number, since 2×20822694614² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20822694611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5205673652 + ... + 5205673655.

It is an arithmetic number, because the mean of its divisors is an integer number (7808510481).

Almost surely, 2^20822694614 is an apocalyptic number.

20822694614 is a deficient number, since it is larger than the sum of its proper divisors (10411347310).

20822694614 is a wasteful number, since it uses less digits than its factorization.

20822694614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10411347309.

The product of its (nonzero) digits is 331776, while the sum is 44.

The spelling of 20822694614 in words is "twenty billion, eight hundred twenty-two million, six hundred ninety-four thousand, six hundred fourteen".