7801820377214 has 16 divisors (see below), whose sum is σ = 12244283691552. Its totient is φ = 3721301889888.

The previous prime is 7801820377207. The next prime is 7801820377291. The reversal of 7801820377214 is 4127730281087.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 227335109 + ... + 227369424.

It is an arithmetic number, because the mean of its divisors is an integer number (765267730722).

Almost surely, 2^{7801820377214} is an apocalyptic number.

7801820377214 is a deficient number, since it is larger than the sum of its proper divisors (4442463314338).

7801820377214 is a wasteful number, since it uses less digits than its factorization.

7801820377214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454704931.

The product of its (nonzero) digits is 1053696, while the sum is 50.

The spelling of 7801820377214 in words is "seven trillion, eight hundred one billion, eight hundred twenty million, three hundred seventy-seven thousand, two hundred fourteen".