3911227079985 has 24 divisors (see below), whose sum is σ = 6801543228480. Its totient is φ = 2079193020192.

The previous prime is 3911227079971. The next prime is 3911227079989. The reversal of 3911227079985 is 5899707221193.

3911227079985 is a `hidden beast` number, since 391 + 1 + 22 + 70 + 79 + 98 + 5 = 666.

It is not a de Polignac number, because 3911227079985 - 2¹⁰ = 3911227078961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3911227079989) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 141543445 + ... + 141571074.

It is an arithmetic number, because the mean of its divisors is an integer number (283397634520).

Almost surely, 2^{3911227079985} is an apocalyptic number.

It is an amenable number.

3911227079985 is a deficient number, since it is larger than the sum of its proper divisors (2890316148495).

3911227079985 is a wasteful number, since it uses less digits than its factorization.

3911227079985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283114837 (or 283114834 counting only the distinct ones).

The product of its (nonzero) digits is 17146080, while the sum is 63.

The spelling of 3911227079985 in words is "three trillion, nine hundred eleven billion, two hundred twenty-seven million, seventy-nine thousand, nine hundred eighty-five".