10698721152 has 192 divisors, whose sum is σ = 33515384400. Its totient is φ = 3014516736.

The previous prime is 10698721063. The next prime is 10698721157. The reversal of 10698721152 is 25112789601.

It is a tau number, because it is divible by the number of its divisors (192).

It is a super-2 number, since 2×10698721152² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10698721157) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1369674 + ... + 1377462.

Almost surely, 2^10698721152 is an apocalyptic number.

10698721152 is a gapful number since it is divisible by the number (12) 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 10698721152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16757692200).

10698721152 is an abundant number, since it is smaller than the sum of its proper divisors (22816663248).

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

10698721152 is an equidigital number, since it uses as much as digits as its factorization.

10698721152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7893 (or 7874 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 42.

The spelling of 10698721152 in words is "ten billion, six hundred ninety-eight million, seven hundred twenty-one thousand, one hundred fifty-two".