10720238370816 has 156 divisors (see below), whose sum is σ = 30786325577672. Its totient is φ = 3298534883328.

The previous prime is 10720238370749. The next prime is 10720238370839. The reversal of 10720238370816 is 61807383202701.

It is a tau number, because it is divible by the number of its divisors (156).

It is a super-2 number, since 2×10720238370816² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 824633720826 + ... + 824633720838.

Almost surely, 2^{10720238370816} is an apocalyptic number.

10720238370816 is a gapful number since it is divisible by the number (16) 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 10720238370816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15393162788836).

10720238370816 is an abundant number, since it is smaller than the sum of its proper divisors (20066087206856).

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

10720238370816 is an frugal number, since it uses more digits than its factorization.

10720238370816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92 (or 18 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 48.

The spelling of 10720238370816 in words is "ten trillion, seven hundred twenty billion, two hundred thirty-eight million, three hundred seventy thousand, eight hundred sixteen".