698802065397 has 12 divisors (see below), whose sum is σ = 1030856948160. Its totient is φ = 455955957288.

The previous prime is 698802065383. The next prime is 698802065413. The reversal of 698802065397 is 793560208896.

698802065397 is a `hidden beast` number, since 6 + 98 + 8 + 0 + 2 + 0 + 6 + 539 + 7 = 666.

It is not a de Polignac number, because 698802065397 - 2²⁰ = 698801016821 is a prime.

It is a super-2 number, since 2×698802065397² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (698802063397) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 826006747 + ... + 826007592.

It is an arithmetic number, because the mean of its divisors is an integer number (85904745680).

Almost surely, 2^698802065397 is an apocalyptic number.

It is an amenable number.

698802065397 is a deficient number, since it is larger than the sum of its proper divisors (332054882763).

698802065397 is a wasteful number, since it uses less digits than its factorization.

698802065397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1652014392 (or 1652014389 counting only the distinct ones).

The product of its (nonzero) digits is 39191040, while the sum is 63.

The spelling of 698802065397 in words is "six hundred ninety-eight billion, eight hundred two million, sixty-five thousand, three hundred ninety-seven".