698916874405 has 8 divisors (see below), whose sum is σ = 838705761792. Its totient is φ = 559129824528.

The previous prime is 698916874399. The next prime is 698916874427. The reversal of 698916874405 is 504478619896.

It is a happy number.

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 698916874405 - 2¹⁹ = 698916350117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 599172 + ... + 1325458.

It is an arithmetic number, because the mean of its divisors is an integer number (104838220224).

Almost surely, 2^698916874405 is an apocalyptic number.

It is an amenable number.

698916874405 is a deficient number, since it is larger than the sum of its proper divisors (139788887387).

698916874405 is a wasteful number, since it uses less digits than its factorization.

698916874405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918755.

The product of its (nonzero) digits is 104509440, while the sum is 67.

The spelling of 698916874405 in words is "six hundred ninety-eight billion, nine hundred sixteen million, eight hundred seventy-four thousand, four hundred five".