4905985440001 has 16 divisors (see below), whose sum is σ = 4975281100800. Its totient is φ = 4836872568528.

The previous prime is 4905985439989. The next prime is 4905985440011. The reversal of 4905985440001 is 1000445895094.

It is a cyclic number.

It is not a de Polignac number, because 4905985440001 - 2⁴¹ = 2706962184449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4905985440011) 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, 436353486 + ... + 436364728.

It is an arithmetic number, because the mean of its divisors is an integer number (310955068800).

Almost surely, 2^{4905985440001} is an apocalyptic number.

It is an amenable number.

4905985440001 is a deficient number, since it is larger than the sum of its proper divisors (69295660799).

4905985440001 is a wasteful number, since it uses less digits than its factorization.

4905985440001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18828.

The product of its (nonzero) digits is 1036800, while the sum is 49.

The spelling of 4905985440001 in words is "four trillion, nine hundred five billion, nine hundred eighty-five million, four hundred forty thousand, one".