698161152 has 96 divisors (see below), whose sum is σ = 2004715440. Its totient is φ = 214794240.

The previous prime is 698161097. The next prime is 698161153. The reversal of 698161152 is 251161896.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 698161152.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (698161153) 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, 75502 + ... + 84242.

Almost surely, 2^698161152 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 698161152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1002357720).

698161152 is an abundant number, since it is smaller than the sum of its proper divisors (1306554288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

698161152 is a wasteful number, since it uses less digits than its factorization.

698161152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8779 (or 8759 counting only the distinct ones).

The product of its digits is 25920, while the sum is 39.

The square root of 698161152 is about 26422.7392978094. The cubic root of 698161152 is about 887.1258339967.

The spelling of 698161152 in words is "six hundred ninety-eight million, one hundred sixty-one thousand, one hundred fifty-two".