2102363928144 has 140 divisors (see below), whose sum is σ = 6109069119552. Its totient is φ = 700573665600.

The previous prime is 2102363928109. The next prime is 2102363928179. The reversal of 2102363928144 is 4418293632012.

2102363928144 is a `hidden beast` number, since 2 + 1 + 0 + 2 + 3 + 639 + 2 + 8 + 1 + 4 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (2102363928109) and next prime (2102363928179).

It is a super-2 number, since 2×2102363928144² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2102363928144.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 40693209 + ... + 40744839.

Almost surely, 2^{2102363928144} is an apocalyptic number.

2102363928144 is a gapful number since it is divisible by the number (24) 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 2102363928144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3054534559776).

2102363928144 is an abundant number, since it is smaller than the sum of its proper divisors (4006705191408).

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

2102363928144 is an equidigital number, since it uses as much as digits as its factorization.

2102363928144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55148 (or 55127 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The spelling of 2102363928144 in words is "two trillion, one hundred two billion, three hundred sixty-three million, nine hundred twenty-eight thousand, one hundred forty-four".