140000354120 has 96 divisors (see below), whose sum is σ = 349669890360. Its totient is φ = 50404992000.

The previous prime is 140000354119. The next prime is 140000354141. The reversal of 140000354120 is 21453000041.

It can be written as a sum of positive squares in 4 ways, for example, as 137565326404 + 2435027716 = 370898^2 + 49346^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 140000354092 and 140000354101.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 345644 + ... + 632036.

Almost surely, 2^140000354120 is an apocalyptic number.

140000354120 is a gapful number since it is divisible by the number (10) 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 140000354120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174834945180).

140000354120 is an abundant number, since it is smaller than the sum of its proper divisors (209669536240).

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

140000354120 is a wasteful number, since it uses less digits than its factorization.

140000354120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286527 (or 286512 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 140000354120 its reverse (21453000041), we get a palindrome (161453354161).

The spelling of 140000354120 in words is "one hundred forty billion, three hundred fifty-four thousand, one hundred twenty".