140216438042550 has 144 divisors (see below), whose sum is σ = 382032206311392. Its totient is φ = 36863302694400.

The previous prime is 140216438042497. The next prime is 140216438042563. The reversal of 140216438042550 is 55240834612041.

140216438042550 is a `hidden beast` number, since 1 + 4 + 0 + 2 + 1 + 64 + 38 + 0 + 4 + 2 + 550 = 666.

It is a super-2 number, since 2×140216438042550² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 140216438042496 and 140216438042505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2109848922 + ... + 2109915378.

It is an arithmetic number, because the mean of its divisors is an integer number (2653001432718).

Almost surely, 2^{140216438042550} is an apocalyptic number.

140216438042550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 140216438042550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (191016103155696).

140216438042550 is an abundant number, since it is smaller than the sum of its proper divisors (241815768268842).

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

140216438042550 is a wasteful number, since it uses less digits than its factorization.

140216438042550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132583 (or 132575 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 45.

The spelling of 140216438042550 in words is "one hundred forty trillion, two hundred sixteen billion, four hundred thirty-eight million, forty-two thousand, five hundred fifty".