898689251913 has 8 divisors (see below), whose sum is σ = 1198262186688. Its totient is φ = 599121242544.

The previous prime is 898689251903. The next prime is 898689251923. The reversal of 898689251913 is 319152986898.

898689251913 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (898689251903) and next prime (898689251923).

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

It is not a de Polignac number, because 898689251913 - 2⁵ = 898689251881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (898689251903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 782206 + ... + 1552167.

It is an arithmetic number, because the mean of its divisors is an integer number (149782773336).

Almost surely, 2^898689251913 is an apocalyptic number.

It is an amenable number.

898689251913 is a deficient number, since it is larger than the sum of its proper divisors (299572934775).

898689251913 is a wasteful number, since it uses less digits than its factorization.

898689251913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2462703.

The product of its digits is 67184640, while the sum is 69.

The spelling of 898689251913 in words is "eight hundred ninety-eight billion, six hundred eighty-nine million, two hundred fifty-one thousand, nine hundred thirteen".