897626626798 has 8 divisors (see below), whose sum is σ = 1468843571160. Its totient is φ = 408012103080.

The previous prime is 897626626781. The next prime is 897626626891.

897626626798 is nontrivially palindromic in base 10.

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

It is a super-2 number, since 2×897626626798² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20400605133 + ... + 20400605176.

It is an arithmetic number, because the mean of its divisors is an integer number (183605446395).

Almost surely, 2^897626626798 is an apocalyptic number.

897626626798 is a deficient number, since it is larger than the sum of its proper divisors (571216944362).

897626626798 is a wasteful number, since it uses less digits than its factorization.

897626626798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40801210322.

The product of its digits is 1316818944, while the sum is 76.

The spelling of 897626626798 in words is "eight hundred ninety-seven billion, six hundred twenty-six million, six hundred twenty-six thousand, seven hundred ninety-eight".