698270940253 has 8 divisors (see below), whose sum is σ = 711461342808. Its totient is φ = 685081111104.

The previous prime is 698270940221. The next prime is 698270940293. The reversal of 698270940253 is 352049072896.

It can be written as a sum of positive squares in 4 ways, for example, as 159893617689 + 538377322564 = 399867^2 + 733742^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 698270940253 - 2⁵ = 698270940221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 698270940194 and 698270940203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (698270940293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2932551 + ... + 3161707.

It is an arithmetic number, because the mean of its divisors is an integer number (88932667851).

Almost surely, 2^698270940253 is an apocalyptic number.

It is an amenable number.

698270940253 is a deficient number, since it is larger than the sum of its proper divisors (13190402555).

698270940253 is a wasteful number, since it uses less digits than its factorization.

698270940253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286703.

The product of its (nonzero) digits is 6531840, while the sum is 55.

The spelling of 698270940253 in words is "six hundred ninety-eight billion, two hundred seventy million, nine hundred forty thousand, two hundred fifty-three".