22820291257819 has 8 divisors (see below), whose sum is σ = 25266428313408. Its totient is φ = 20436081722760.

The previous prime is 22820291257781. The next prime is 22820291257873. The reversal of 22820291257819 is 91875219202822.

It is a happy number.

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

It is not a de Polignac number, because 22820291257819 - 2⁹ = 22820291257307 is a prime.

It is a super-2 number, since 2×22820291257819² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22820291257919) 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, 15481879357 + ... + 15481880830.

It is an arithmetic number, because the mean of its divisors is an integer number (3158303539176).

Almost surely, 2^{22820291257819} is an apocalyptic number.

22820291257819 is a deficient number, since it is larger than the sum of its proper divisors (2446137055589).

22820291257819 is a wasteful number, since it uses less digits than its factorization.

22820291257819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30963760265.

The product of its (nonzero) digits is 5806080, while the sum is 58.

The spelling of 22820291257819 in words is "twenty-two trillion, eight hundred twenty billion, two hundred ninety-one million, two hundred fifty-seven thousand, eight hundred nineteen".