2139470340650 has 24 divisors (see below), whose sum is σ = 3980418332160. Its totient is φ = 855572330160.

The previous prime is 2139470340607. The next prime is 2139470340661. The reversal of 2139470340650 is 560430749312.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 5194820 + ... + 5591519.

It is an arithmetic number, because the mean of its divisors is an integer number (165850763840).

Almost surely, 2^{2139470340650} is an apocalyptic number.

2139470340650 is a deficient number, since it is larger than the sum of its proper divisors (1840947991510).

2139470340650 is a wasteful number, since it uses less digits than its factorization.

2139470340650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10790318 (or 10790313 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 44.

The spelling of 2139470340650 in words is "two trillion, one hundred thirty-nine billion, four hundred seventy million, three hundred forty thousand, six hundred fifty".