798951159897 has 32 divisors (see below), whose sum is σ = 1181933544960. Its totient is φ = 475955089920.

The previous prime is 798951159863. The next prime is 798951159959.

798951159897 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 798951159897 - 2¹² = 798951155801 is a prime.

It is a super-2 number, since 2×798951159897² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (798951159857) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26516713 + ... + 26546825.

It is an arithmetic number, because the mean of its divisors is an integer number (36935423280).

Almost surely, 2^798951159897 is an apocalyptic number.

It is an amenable number.

798951159897 is a deficient number, since it is larger than the sum of its proper divisors (382982385063).

798951159897 is a wasteful number, since it uses less digits than its factorization.

798951159897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43813.

The product of its digits is 514382400, while the sum is 78.

It can be divided in two parts, 7989511 and 59897, that added together give a palindrome (8049408).

The spelling of 798951159897 in words is "seven hundred ninety-eight billion, nine hundred fifty-one million, one hundred fifty-nine thousand, eight hundred ninety-seven".