2150055344140 has 24 divisors (see below), whose sum is σ = 4925581334352. Its totient is φ = 781838306880.

The previous prime is 2150055344123. The next prime is 2150055344149. The reversal of 2150055344140 is 414435500512.

It is a junction number, because it is equal to n+sod(n) for n = 2150055344096 and 2150055344105.

It is not an unprimeable number, because it can be changed into a prime (2150055344149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4886489199 + ... + 4886489638.

It is an arithmetic number, because the mean of its divisors is an integer number (205232555598).

Almost surely, 2^{2150055344140} is an apocalyptic number.

2150055344140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2150055344140 is an abundant number, since it is smaller than the sum of its proper divisors (2775525990212).

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

2150055344140 is a wasteful number, since it uses less digits than its factorization.

2150055344140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9772978857 (or 9772978855 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 34.

The spelling of 2150055344140 in words is "two trillion, one hundred fifty billion, fifty-five million, three hundred forty-four thousand, one hundred forty".