4016505001001 has 4 divisors (see below), whose sum is σ = 4017976790100. Its totient is φ = 4015033211904.

The previous prime is 4016505000983. The next prime is 4016505001009. The reversal of 4016505001001 is 1001005056104.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3944116560400 + 72388440601 = 1985980^2 + 269051^2 .

It is a cyclic number.

It is not a de Polignac number, because 4016505001001 - 2³⁴ = 3999325131817 is a prime.

It is a super-2 number, since 2×4016505001001² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4016505001009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 735890456 + ... + 735895913.

It is an arithmetic number, because the mean of its divisors is an integer number (1004494197525).

Almost surely, 2^{4016505001001} is an apocalyptic number.

It is an amenable number.

4016505001001 is a deficient number, since it is larger than the sum of its proper divisors (1471789099).

4016505001001 is a wasteful number, since it uses less digits than its factorization.

4016505001001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1471789098.

The product of its (nonzero) digits is 600, while the sum is 23.

The spelling of 4016505001001 in words is "four trillion, sixteen billion, five hundred five million, one thousand, one".