10859951616 has 60 divisors (see below), whose sum is σ = 28942474572. Its totient is φ = 3618622464.

The previous prime is 10859951567. The next prime is 10859951617. The reversal of 10859951616 is 61615995801.

It is a super-2 number, since 2×10859951616² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10859951617) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4082895 + ... + 4085553.

Almost surely, 2^10859951616 is an apocalyptic number.

10859951616 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 10859951616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14471237286).

10859951616 is an abundant number, since it is smaller than the sum of its proper divisors (18082522956).

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

10859951616 is an frugal number, since it uses more digits than its factorization.

10859951616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5339 (or 2664 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 51.

The spelling of 10859951616 in words is "ten billion, eight hundred fifty-nine million, nine hundred fifty-one thousand, six hundred sixteen".