7914445851 has 16 divisors (see below), whose sum is σ = 11578756896. Its totient is φ = 4778532096.

The previous prime is 7914445849. The next prime is 7914445859. The reversal of 7914445851 is 1585444197.

It is not a de Polignac number, because 7914445851 - 2¹ = 7914445849 is a prime.

It is a super-2 number, since 2×7914445851² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7914445851.

It is not an unprimeable number, because it can be changed into a prime (7914445859) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1912410 + ... + 1916543.

It is an arithmetic number, because the mean of its divisors is an integer number (723672306).

Almost surely, 2^7914445851 is an apocalyptic number.

7914445851 is a deficient number, since it is larger than the sum of its proper divisors (3664311045).

7914445851 is a wasteful number, since it uses less digits than its factorization.

7914445851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3829022.

The product of its digits is 806400, while the sum is 48.

The square root of 7914445851 is about 88963.1713182483. The cubic root of 7914445851 is about 1992.8449205277.

The spelling of 7914445851 in words is "seven billion, nine hundred fourteen million, four hundred forty-five thousand, eight hundred fifty-one".