698137857013080 has 768 divisors, whose sum is σ = 2420175789158400. Its totient is φ = 160776000000000.

The previous prime is 698137857013073. The next prime is 698137857013081. The reversal of 698137857013080 is 80310758731896.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (698137857013081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 18616494330 + ... + 18616531830.

It is an arithmetic number, because the mean of its divisors is an integer number (3151270558800).

Almost surely, 2^{698137857013080} is an apocalyptic number.

698137857013080 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 698137857013080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1210087894579200).

698137857013080 is an abundant number, since it is smaller than the sum of its proper divisors (1722037932145320).

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

698137857013080 is a wasteful number, since it uses less digits than its factorization.

698137857013080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38328 (or 38313 counting only the distinct ones).

The product of its (nonzero) digits is 60963840, while the sum is 66.

The spelling of 698137857013080 in words is "six hundred ninety-eight trillion, one hundred thirty-seven billion, eight hundred fifty-seven million, thirteen thousand, eighty".